Books

Books by Language
Filter by price
Filter by Language
  • English
Filter by price
    Books by language
    Books by language

    ----------------------------

    Filter by price

    Curricula Books

    Exam Books
    • IELTS

    Exam Books

    General Categories

    Ages

    Mindset for IELTS Level 3 Teacher’s Book with Class Audio

    140

    "Mindset for IELTS Level 3 Teacher's Book with Class Audio" is an essential resource for educators guiding students through their IELTS preparation journey. Developed by experienced English language teachers, this comprehensive teacher's book provides invaluable support for teaching Level 3 of the Mindset for IELTS series. Packed with detailed lesson plans, classroom activities, and assessment tools, it offers a structured framework for delivering engaging and effective lessons. The inclusion of class audio resources enhances the learning experience, providing authentic listening practice for students. Whether you're a seasoned instructor or new to teaching IELTS, this teacher's book equips you with the tools and strategies needed to help your students succeed on the exam and achieve their desired band scores.

    Intermediate English Grammar ( color print )

    500

    "Intermediate English Grammar" is a comprehensive guide designed to help learners solidify their understanding of English grammar at the intermediate level. Written by experienced language educators, this book covers a wide range of grammar topics essential for effective communication in English. From verb tenses and sentence structure to modal verbs and conditionals, each chapter provides clear explanations, contextual examples, and practice exercises to reinforce learning. Whether you're a student seeking to improve your language skills or an ESL teacher looking for supplementary materials, this book offers a wealth of resources to support your language learning journey. With its user-friendly format and emphasis on practical application, "Intermediate English Grammar" is an invaluable resource for anyone striving to achieve greater proficiency in English.

    High School English Gram & Comp (Reg Ed)

    160
    "High School English Grammar And Composition" by Wren is a timeless classic that has been a cornerstone of English language learning for generations. This comprehensive book is meticulously crafted to cater to the needs of high school students and English language learners alike. With a clear and structured approach, it covers all aspects of English grammar and composition, from basic concepts to advanced topics. Each chapter is designed to facilitate understanding through detailed explanations, examples, and exercises. Whether you're a student striving to master English grammar or a teacher seeking a reliable resource for classroom instruction, this book serves as an indispensable companion. With its enduring popularity and reputation for excellence, "High School English Grammar And Composition" continues to be a trusted guide for anyone looking to enhance their language skills and proficiency.

    IELTS Writing Samples

    150

    "IELTS Writing Samples" is an essential companion for anyone preparing to take the International English Language Testing System (IELTS) exam. Featuring a diverse range of authentic writing samples, this comprehensive book provides invaluable insights into the different question types and task requirements across both the Academic and General Training modules. From essays and reports to letters and graphs, each sample is accompanied by detailed examiner feedback and scoring criteria, allowing readers to understand what constitutes a high-scoring response. Whether you're a beginner looking to familiarize yourself with the exam format or an experienced test-taker aiming to refine your skills, this resource offers a wealth of practice opportunities to enhance your writing proficiency and boost your confidence. With its clear explanations, practical tips, and ample examples, "IELTS Writing Samples" equips you with the tools and knowledge needed to excel in the writing component of the IELTS exam and achieve your desired band score.

    English Vocabulary in Use Pre-intermediate and Intermediate

    220

    "English Vocabulary in Use Pre-intermediate and Intermediate" is a comprehensive resource designed to help learners expand their English vocabulary and language skills. Tailored for pre-intermediate and intermediate levels, this book offers a wide range of vocabulary exercises and activities to enhance learners' understanding and usage of essential English words and phrases. With clear explanations, contextual examples, and engaging exercises, learners can strengthen their vocabulary knowledge and develop confidence in speaking, writing, listening, and reading. Covering topics such as everyday activities, work and study, leisure and hobbies, and more, this book provides a practical and systematic approach to vocabulary building. Whether used in the classroom or for self-study, "English Vocabulary in Use Pre-intermediate and Intermediate" is an invaluable tool for learners looking to progress to the next level of English proficiency.

    Essay from the examiner

    130
    Essay from the Examiner" is an indispensable resource designed to demystify the IELTS writing exam and provide invaluable insights into the expectations of examiners. Authored by experienced IELTS educators, this book offers a unique perspective from the other side of the exam table, giving test-takers a comprehensive understanding of what examiners look for in a well-crafted essay. Through detailed analysis of sample essays and practical tips, readers gain valuable insights into the assessment criteria, including coherence and cohesion, lexical resource, grammatical accuracy, and task achievement. By deconstructing the evaluation process, "Essay from the Examiner" equips learners with the knowledge and strategies needed to effectively structure their essays, develop persuasive arguments, and showcase their language proficiency with confidence. Whether you're preparing for the IELTS Academic or General Training module, this insightful guide is an essential companion for anyone striving to achieve their desired band score and excel in the writing component of the exam.

    THE EASY WAY TO IELTS WRITING Academic Module

    120
    "The Easy Way to IELTS Writing: Academic Module" is an indispensable guide tailored for individuals aiming to excel in the writing component of the International English Language Testing System (IELTS) Academic Module. This comprehensive book offers a structured approach to mastering the skills necessary to achieve high scores in IELTS writing tasks. With clear explanations, practical tips, and ample examples, it demystifies the complexities of academic writing and equips learners with the confidence to tackle any question type effectively. Whether you're a novice or seeking to enhance your proficiency, this resource provides step-by-step guidance to develop coherent arguments, organize ideas cohesively, and refine language usage to meet the rigorous standards of the IELTS exam. From understanding task requirements to honing grammar and vocabulary, "The Easy Way to IELTS Writing" empowers test-takers to maximize their potential and attain their desired results with ease.

    Actual test speaking

    200
    "Actual Test Speaking" is an invaluable resource for individuals preparing to take the Speaking component of the IELTS exam. Compiled by experienced IELTS instructors, this book offers authentic test materials, including transcripts of real speaking tests conducted by certified examiners. By immersing yourself in these genuine interactions between examiners and test-takers, you gain valuable insights into the format, content, and assessment criteria of the IELTS Speaking test. Each section is accompanied by detailed examiner feedback and analysis, allowing you to identify strengths, weaknesses, and areas for improvement. With practical tips and strategies to enhance your speaking skills, "Actual Test Speaking" provides the perfect opportunity to practice and refine your speaking abilities in preparation for the exam. Whether you're aiming to immigrate, study abroad, or advance your career, this book equips you with the confidence and proficiency needed to excel in the IELTS Speaking test and achieve your desired band score.

    Tips for IELTS Speaking IELTS JOURNAL BY Adam Smith Academic/General

    140

    "

    Description 1:

    Title: ""Tips for IELTS Speaking: Your Essential Guide for Success in the IELTS Speaking Test""


    ""IELTS Journal by Adam Smith"" presents ""Tips for IELTS Speaking,"" a comprehensive guide designed to help you excel in the IELTS Speaking test. Authored by Adam Smith, an experienced IELTS instructor, this book offers invaluable tips, strategies, and practice exercises to boost your confidence and performance on test day.


    Inside, you'll find practical advice on how to approach each part of the Speaking test, including the individual interview, long turn, and discussion. The book provides detailed explanations of the assessment criteria, along with sample answers and model responses to help you understand what examiners are looking for and how to meet their expectations.


    Whether you're preparing for the Academic or General Training module, ""Tips for IELTS Speaking"" equips you with the tools and techniques needed to succeed. With its user-friendly format and expert guidance, this book is your essential companion for achieving your target band score in the IELTS Speaking test."

    Makkar IELTS General Traning Essays & Letters

    150

    "Enhance your writing skills and excel in the General Training module of the IELTS exam with ""IELTS General Training Essays & Letters."" This comprehensive book is your essential guide to mastering the art of essay writing and letter composition for the exam.

    Inside, you'll find a wealth of practice exercises and sample essays and letters covering a wide range of topics and question types commonly encountered in the IELTS General Training Writing section. Each exercise is meticulously designed to help you develop effective writing strategies, such as organizing your ideas, supporting your arguments, and using appropriate language and tone.

    With its user-friendly format and clear explanations, ""IELTS General Training Essays & Letters"" is suitable for self-study or classroom use. Whether you're a beginner or advanced learner, this book provides the practice and support you need to excel on the General Training Writing section of the IELTS exam and achieve your desired band score."

    Makkar Ielts General Training Reading For Exam Practice

    100
    "Prepare effectively for the General Training module of the IELTS exam with ""Makkar IELTS General Training Reading."" This comprehensive book is your go-to resource for practicing and refining your reading skills in preparation for the exam.Inside, you'll find a wide range of practice exercises and sample passages covering various topics and question types commonly found in the General Training Reading section of the IELTS exam. Each exercise is carefully crafted to help you develop essential reading strategies, such as skimming, scanning, and understanding main ideas and details.With its user-friendly format and clear explanations, ""Makkar IELTS General Training Reading"" is suitable for self-study or classroom use. Whether you're a beginner or advanced learner, this book provides the practice and support you need to excel on the General Training Reading section of the IELTS exam and achieve your desired band score."

    Oxford Guide to English Grammar

    260

    "The ""Oxford Guide to English Grammar"" is an indispensable reference book for anyone looking to improve their understanding and mastery of English grammar. Written by experts in the field, this guide offers clear explanations, comprehensive coverage, and practical examples to help learners navigate the complexities of English grammar with confidence.


    Inside, you'll find detailed explanations of grammar rules, including syntax, punctuation, verb forms, sentence structure, and more. The book also addresses common grammar pitfalls and offers practical tips for avoiding errors and improving clarity in written and spoken communication.


    Whether you're a student, educator, or language enthusiast, the ""Oxford Guide to English Grammar"" provides the essential tools and resources needed to enhance your language skills. With its user-friendly format and authoritative content, this book is your go-to reference for mastering English grammar and communicating effectively in any context."

    IELTS Trainer Six Practice Tests with Answers

    150
    "Prepare thoroughly for the IELTS exam with ""IELTS Trainer: Six Practice Tests with Answers."" This comprehensive book offers six full-length practice tests covering all four sections of the exam: Listening, Reading, Writing, and Speaking. Each test is meticulously crafted to simulate the format, content, and level of difficulty of the actual IELTS exam, providing you with invaluable practice and insight.In addition to the practice tests, this book includes detailed answer keys and explanations to help you understand the reasoning behind each answer and improve your test-taking strategies.Whether you're studying independently or with a teacher, ""IELTS Trainer"" is your essential companion for IELTS success. With its comprehensive practice tests, detailed answers, and authentic audio recordings, this book equips you with the tools and confidence needed to achieve your desired band score."

    Ielts writing by simon

    Original price was: ৳100.Current price is: ৳75.
    IELTS Writing by Simon"" is your ultimate companion for mastering the Writing module of the IELTS exam. Authored by Simon, an experienced IELTS tutor, this book provides expert guidance, invaluable tips, and practical strategies to help you achieve your desired band score.Inside, you'll find comprehensive coverage of both Task 1 and Task 2 of the Writing module, with detailed explanations and examples for each question type. Simon's clear and concise writing style makes complex concepts easy to understand, allowing you to apply them effectively in your own writing.With its user-friendly format and step-by-step approach, ""IELTS Writing by Simon"" is suitable for learners of all levels. Whether you're a beginner or an advanced student, this book equips you with the skills and confidence needed to succeed on the IELTS Writing exam and achieve your academic or professional goals."

    The Official Cambridge Guide to IELTS for Academic & General Training

    Original price was: ৳150.Current price is: ৳120.
    The Official Cambridge Guide to IELTS for Academic & General Training with Answers with DVD-ROM"" is an indispensable resource for anyone preparing for the IELTS exam. Developed by Cambridge Assessment English, this comprehensive guide offers a wealth of expert advice, practice exercises, and strategies to help you succeed in both the Academic and General Training modules.Inside, you'll find detailed explanations of the exam format, as well as practical tips for each section: Listening, Reading, Writing, and Speaking. The book includes authentic practice tests with answers, allowing you to assess your skills and track your progress. Additionally, the included DVD-ROM provides interactive activities and audio recordings to further enhance your preparation.Whether you're studying on your own or with a teacher, ""The Official Cambridge Guide to IELTS"" equips you with the tools and confidence you need to achieve your desired band score. With its comprehensive coverage and authoritative guidance, this book is your essential companion on the journey to IELTS success."

    Makkar IELTS Academic Essays From The Past Exams

    100

    "Unlock the secrets of effective essay writing for the IELTS Academic Writing Task 2 with ""Makkar IELTS Academic Essays From The Past Exams."" This comprehensive book offers a treasure trove of essays sourced directly from previous IELTS exams, providing essential practice and guidance for achieving your target band score.

    Inside, you'll find a diverse collection of essay topics covering a wide range of academic subjects, each accompanied by model essays written to IELTS standards. With detailed analysis and commentary, you'll gain valuable insights into essay structure, argument development, language use, and more.

    Whether you're a beginner looking to build a solid foundation in essay writing or an advanced learner seeking to refine your skills, ""Makkar IELTS Academic Essays From The Past Exams"" provides the essential practice and guidance needed to succeed in the IELTS exam. With its user-friendly format and clear explanations, this book is your key to mastering essay writing and achieving your desired band score."

    Makkar IELTS Graphs from the past exams

    70

    "Enhance your graph interpretation skills for the IELTS exam with ""IELTS Graphs from Past Exams."" This invaluable book offers a thorough compilation of graphs and charts from previous IELTS exams, providing essential practice for the Writing Task 1 and Academic Reading sections.

    Inside, you'll find a diverse range of graph types, including bar graphs, line graphs, pie charts, tables, and diagrams, all extracted directly from past IELTS exams. Each graph is accompanied by a series of practice questions designed to help you develop effective strategies for analyzing and interpreting visual data.

    With its user-friendly format and detailed explanations, ""IELTS Graphs from Past Exams"" is suitable for both self-study and classroom use. Whether you're a beginner looking to familiarize yourself with graph interpretation or an advanced learner seeking to refine your skills, this book provides the essential practice and guidance needed to excel in the IELTS exam."

    Makkar IELTS Academic Reading volume.1

    85
    "Gain confidence and proficiency in the Academic Reading section of the IELTS exam with ""Makkar IELTS Academic Reading for Exam Practice."" This invaluable resource offers a plethora of practice exercises and sample passages meticulously curated to enhance your reading skills and boost your performance on test day.Inside, you'll discover a diverse range of reading passages spanning various academic topics, accompanied by practice questions that mirror those encountered in the actual exam. Each passage is strategically selected to challenge and engage you, allowing for comprehensive skill development.With its user-friendly layout and detailed explanations, ""Makkar IELTS Academic Reading for Exam Practice"" is suitable for both self-study and classroom use. Whether you're aiming for a high band score or seeking to strengthen your reading abilities, this book provides the essential practice and guidance needed to excel in the Academic Reading section of the IELTS exam."

    Makkar IELTS Academic Readings for Exam Practice Vol. 2

    80

    "Prepare effectively for the Academic Reading section of the IELTS exam with ""IELTS Academic Readings for Exam Practice Vol. 2."" This essential book offers a wide array of practice exercises and sample passages designed to help you hone your reading skills and succeed on the exam.

    Inside, you'll find a diverse selection of reading passages covering various topics and question types commonly encountered in the Academic Reading section of the IELTS exam. Each passage is accompanied by practice questions that closely resemble those found on the actual exam, allowing you to familiarize yourself with the format and level of difficulty.

    With its user-friendly format and clear explanations, ""IELTS Academic Readings for Exam Practice Vol. 2"" is suitable for self-study or classroom use. Whether you're a beginner or advanced learner, this book provides the practice and support you need to excel on the Academic Reading section of the IELTS exam and achieve your desired band score."

    Makkar IELTS Academic Reading volume.3

    75
    "Prepare effectively for the Academic Reading section of the IELTS exam with ""Makkar IELTS Academic Reading Volume 3."" This comprehensive book offers a wide range of practice exercises and sample passages designed to help you sharpen your reading skills and perform your best on the exam.Inside, you'll find a variety of reading passages covering diverse topics and question types commonly encountered in the Academic Reading section of the IELTS exam. Each passage is accompanied by practice questions that closely resemble those found on the actual exam, allowing you to familiarize yourself with the format and level of difficulty.With its user-friendly format and clear explanations, ""Makkar IELTS Academic Reading Volume 3"" is suitable for self-study or classroom use. Whether you're a beginner or advanced learner, this book provides the practice and support you need to excel on the Academic Reading section of the IELTS exam and achieve your desired band score."

    IELTS Trainer 2 Academic: Six Practice Tests

    90
    "Prepare effectively for the Academic module of the IELTS exam using ""IELTS Trainer 2 Academic."" This comprehensive book offers six full-length practice tests meticulously designed to help you familiarize yourself with the exam format, content, and level of difficulty. Inside, you'll find a wide range of practice materials covering all four sections of the IELTS exam: Listening, Reading, Writing, and Speaking. Each practice test is accompanied by detailed answer keys and explanations, allowing you to assess your performance and identify areas for improvement. Whether you're a beginner or advanced learner, ""IELTS Trainer 2 Academic"" provides the practice and support you need to excel on the exam. With its user-friendly format and authentic practice materials, this book is your essential companion for mastering the Academic module of the IELTS exam and achieving your desired band score."

    IELTS Trainer 2 General Training: Six Practice Tests

    200
    "Prepare with confidence for the General Training module of the IELTS exam using ""IELTS Trainer 2 General Training."" This essential book offers six full-length practice tests, meticulously designed to help you familiarize yourself with the exam format, content, and level of difficulty. Inside, you'll find a comprehensive range of practice materials covering all four sections of the IELTS exam: Listening, Reading, Writing, and Speaking. Each practice test is accompanied by detailed answer keys and explanations, allowing you to assess your performance and identify areas for improvement. Whether you're a beginner or advanced learner, ""IELTS Trainer 2 General Training"" provides the practice and support you need to succeed on the exam. With its user-friendly format and authentic practice materials, this book is your go-to resource for mastering the General Training module of the IELTS exam and achieving your desired band score."

    IELTS Practice Test Plus 2

    70
    "Get ready to excel in the IELTS exam with ""IELTS Practice Test Plus 2."" This essential book offers a comprehensive collection of practice tests designed to help you familiarize yourself with the exam format, refine your test-taking strategies, and achieve your target score. Inside, you'll find six full-length practice tests covering all four sections of the IELTS exam: Listening, Reading, Writing, and Speaking. Each practice test is carefully crafted to mirror the format and level of difficulty of the actual exam, providing you with authentic practice opportunities. With detailed answer keys and explanations, ""IELTS Practice Test Plus 2"" offers valuable feedback on your performance, helping you identify areas for improvement and track your progress over time. Whether you're studying independently or with a teacher, this book is your go-to resource for IELTS success, providing the practice and support you need to achieve your desired band score."

    PRACTICE TESTS PLUS IELTS WITH KEY

    70
    "Prepare for the IELTS exam with confidence using ""Practice Tests Plus IELTS with Key."" This indispensable book offers a comprehensive collection of practice tests designed to help you familiarize yourself with the exam format, content, and level of difficulty. Inside, you'll find six full-length practice tests covering all four sections of the IELTS exam: Listening, Reading, Writing, and Speaking. Each practice test is accompanied by detailed answer keys and explanations, allowing you to assess your performance and identify areas for improvement. With its user-friendly format and authentic practice materials, ""Practice Tests Plus IELTS with Key"" is suitable for self-study or classroom use. Whether you're a beginner or advanced learner, this book provides the practice and support you need to excel on the IELTS exam and achieve your desired band score."

    Rachel Mitchell Ielts Academic Vocabulary: Master 3000+ Academic Vocabularies By Topics Explained In 10 Minutes A Day

    120

    "Unlock the key to success in the IELTS Academic exam with ""IELTS Academic Vocabulary."" This comprehensive guide empowers you to master over 3000 essential academic vocabularies, organized by topics, with just 10 minutes of study per day.

    Inside, you'll find a systematic approach to vocabulary building, with each topic carefully explained and illustrated with example sentences to aid comprehension. From academic disciplines to everyday contexts, this book covers a wide range of topics tested in the IELTS Academic exam, ensuring you're well-prepared for any question that comes your way.

    Whether you're a busy student, professional, or lifelong learner, ""IELTS Academic Vocabulary"" fits seamlessly into your daily routine, allowing you to make steady progress towards your goal. With its practical approach and comprehensive coverage, this book is your go-to resource for mastering academic vocabulary and achieving success on the IELTS exam."

    IELTS Reading Strategies: The Ultimate Guide with Tips and Tricks on How to Get a Target Band Score of 8.0+ in 10 Minutes a Day (Rachel Mitchell)

    70

    "IELTS Reading Strategies: The Ultimate Guide with Tips and Tricks on How to Get a Target Band Score of 8.0+ in 10 Minutes a Day" is a comprehensive resource designed to help IELTS test-takers improve their reading skills efficiently. Authored by experienced educators, this book offers a systematic approach to mastering the Reading component of the International English Language Testing System (IELTS) exam. With a focus on achieving a target band score of 8.0 or higher, the book provides practical strategies, tips, and tricks that can be implemented in just 10 minutes a day. Learners will find a wealth of information on effective reading techniques, time management strategies, and question-solving approaches tailored specifically for the IELTS Reading test. Through clear explanations, illustrative examples, and targeted exercises, readers can strengthen their comprehension skills, expand their vocabulary, and improve their overall performance in the reading section of the exam. Whether you're a beginner or an advanced learner, "IELTS Reading Strategies" offers valuable insights and guidance to help you achieve your target band score and succeed in the IELTS exam.

    Idioms For IELTS Speaking: Master 500+ Idioms In Use Explained In 10 Minutes A Day

    120
    "Idioms For IELTS Speaking: Master 500+ Idioms In Use Explained In 10 Minutes A Day" is an essential resource for individuals preparing for the Speaking component of the International English Language Testing System (IELTS) exam. Authored by language experts, this comprehensive book offers a systematic approach to mastering idiomatic expressions commonly used in English-speaking contexts. With over 500 idioms explained in detail, learners can expand their vocabulary and enhance their fluency in English conversation. The book provides clear explanations, contextual examples, and practical exercises to help learners understand and use idioms effectively in the Speaking test. With just 10 minutes of daily practice, learners can strengthen their idiomatic knowledge and improve their overall speaking proficiency. Whether you're a beginner or seeking to enhance your idiomatic skills, "Idioms For IELTS Speaking" is an invaluable resource for achieving your desired band score and maximizing your potential on exam.

    Rachel Mitchell IELTS Listening Strategies: The Ultimate Guide with Tips, Tricks and Practice on How to Get a Target Band Score of 8.0+ in 10 Minutes a Day

    Original price was: ৳140.Current price is: ৳80.

    "IELTS Listening Strategies: The Ultimate Guide with Tips, Tricks and Practice on How to Get a Target Band Score of 8.0+ in 10 Minutes a Day" is a comprehensive resource designed to assist individuals in achieving a high band score in the Listening component of the International English Language Testing System (IELTS) exam. Authored by experienced educators, this book provides a systematic approach to mastering listening skills efficiently.

    Rachel Mitchell Ielts Writing Task 2 Samples: Ielts Writing Task 2 Samples: Over 450 High-Quality Model Essays for Your Reference to Gain a High Band Score 8.0+ In 1 Week

    180

    "IELTS Writing Task 2 Samples" is an invaluable resource for individuals preparing for the Writing Task 2 component of the International English Language Testing System (IELTS) exam. Compiled by experts in IELTS preparation, this book provides a comprehensive collection of sample essays covering a wide range of topics commonly encountered in the exam. Each essay is accompanied by detailed analysis and commentary, offering valuable insights into effective essay structure, argument development, and language usage. With a focus on both task response and language accuracy, this book equips learners with the tools and strategies needed to succeed in the Writing Task 2 test. Whether you're a beginner or seeking to improve your writing proficiency, "IELTS Writing Task 2 Samples" is an indispensable resource for achieving your desired band score and maximizing your potential on exam day.

    IELTS Writing Task 1 + 2: The Ultimate Guide with Practice to Get a Target Band Score of 8.0+ In 10 Minutes a Day

    Original price was: ৳70.Current price is: ৳60.
    """IELTS Writing Task 1 + 2: The Ultimate Guide with Practice to Get a Target Band Score of 8.0+ In 10 Minutes a Day"" is your comprehensive resource for mastering both Task 1 and Task 2 of the IELTS Writing exam. This book is meticulously designed to help you achieve a high band score through effective strategies and consistent practice, all within a manageable timeframe. Inside, you'll find detailed explanations of the task requirements for both Academic and General Training modules, along with step-by-step guidance on how to approach each type of question. The book provides practical tips, sample essays, and model answers to help you understand what examiners are looking for and how to structure your responses for maximum impact. With its user-friendly format and emphasis on daily practice, ""IELTS Writing Task 1 + 2"" is suitable for learners of all levels. Whether you're a beginner or an advanced student, this book empowers you to improve your writing skills and achieve your target band score in just 10 minutes a day."