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SOF IMO Reference Books 2023
Science Olympiad Foundation provides workbooks or textbooks to students to familiarise them with the SOF IMO exams. Textbook studies account for only half of the preparations, and to perform well in the SOF Olympiad exam, students must go through SOF IMO books and additional examoriented guidance textbooks.
Students must go through current school textbooks, SOF IMO books, and additional reference books for advanced Maths Olympiad exam preparations.
Table of Contents
IMO Books for all the Classes
SOF IMO Olympiad books help the participant to get familiar with and understand the fundamental analogy of questions asked in the SOF IMO Olympiad Exam. The Mathematics Olympiad Workbook will contain chapterwise multiplechoice questions divided into mathematical reasoning, Logical Reasoning, Everyday Mathematics, and achievers section.
Given below are the best IMO books for all the classes.
SOF IMO Books for Classes 1 to 12 

Note: Syllabus and IMO reference books for both the level 1 and 2 exams are the same, but the question's difficulty level will increase in level 2.
IMO Books for Class 1
SOF IMO books will remain the same for both the level 1 and 2. The basic core of the question is from the school's textbooks irrespective of the school syllabus. A list of all the IMO class 1 books are given below.
 SOF IMO Power Pack
 Learning Mathematics for a Smarter Life
 IMO Olympiad Skill Development System (OSDS)
 IMO 5 years (Instant Download Ebook)
 WorkBook and Reasoning Book Combo for NSOSOF, IMOIEOSOF, or IMO IGKO
 Maths Practice cum Workbook
 Olympiad Reasoning Workbook
 International Mathematics Olympiad Workbook
A list of all the topics covered in these books are,
 Number Sense
 Addition
 Subtraction
 Lengths, Weights, and Comparisons
 Time 31
 Money
 Geometrical Shapes
 Logical Reasoning (Hints & Explanations)
 SOF International Mathematics Olympiad Sample Papers (with Hints & Explanations)
IMO Books for Class 2
Students can start preparing with their textbooks' help, but students must study from the SOF IMO class 2 books given below for a better understanding and practice.
 SOF IMO Power Pack
 Learning Mathematics for a Smarter Life
 IMO Olympiad Skill Development System (OSDS)
 IMO 5 years (Instant Download Ebook)
 Workbook and Reasoning Book Combo for NSOSOF, IMOIEOSOF, or IMO IGKO
 Maths Practice cum Workbook
 Olympiad Reasoning Workbook
 International Mathematics Olympiad Workbook
A list of all the topics covered in these books are,
 Number Sense
 Computation Operations
 Length, Weight, and Capacity
 Time and Money
 Lines, Shapes, and Solids
 Patterns
 Pictographs
 Logical Reasoning (Hints & Explanations)
 SOF International Mathematics Olympiad Sample Papers (with Hints & Explanations)
IMO Books for Class 3
The books for SOF IMO class 3 will help the students gain a better insight into the SOF IMO Olympiad exams' questions. A list of books for International Mathematics Olympiad Class 3 is given below.
 SOF IMO Power Pack
 Learning Mathematics for a Smarter Life
 IMO Olympiad Skill Development System (OSDS)
 IMO 5 years (Instant Download Ebook)
 WorkBook and Reasoning Book Combo for NSOSOF, IMOIEOSOF, or IMO IGKO
 Maths Practice cum Workbook
 Olympiad Reasoning Workbook
A list of all the topics covered in these books are,
 Number Sense
 Computation Operations
 Fractions
 Money
 Weight, Quantity, Time, Temperature, and Length
 Geometry
 Data Handling
 Logical Reasoning (Hints & Explanations)
 SOF International Mathematics Olympiad Sample Papers (with Hints & Explanations)
IMO Books for Class 4
Books for the SOF IMO Olympiad exam for levels 1 and 2 are the same. Students can take help from these books to score more marks in the SOF IMO olympiad exam. A list of IMO books for class 4 is given below.
 SOF IMO Power Pack
 Learning Mathematics for a Smarter Life
 IMO Olympiad Skill Development System (OSDS)
 IMO 5 years (Instant Download Ebook)
 WorkBook and Reasoning Book Combo for NSOSOF, IMOIEOSOF, or IMO IGKO
 Maths Practice cum Workbook
 Olympiad Book of Reasoning
 International Mathematics Olympiad Workbook
A list of all the topics covered in these books are,
 Number Sense
 Computation Operations
 Fractions
 Capacity, Length, Money, Time, and Weight
 Geometry
 Data Handling
 Logical Reasoning (Hints & Explanations)
 SOF International Mathematics Olympiad Sample Papers (with Hints & Explanations)
IMO Books for Class 5
The SOF IMO Olympiad is completely based on mathematics, and students must focus on the conceptual and fundamentals of mathematics to score good marks in the SOF IMO olympiad. A list of all the SOF IMO preparation books is given below.
 SOF IMO Power Pack
 Learning Mathematics for a Smarter Life
 IMO Olympiad Skill Development System (OSDS)
 IMO 5 years (Instant Download Ebook)
 WorkBook and Reasoning Book Combo for NSOSOF, IMOIEOSOF, or IMO IGKO
 Maths Practice cum Workbook
 Olympiad Reasoning Workbook
 International Mathematics Olympiad Workbook
A list of all the topics covered in these books are,
 Number Sense
 Computation Operations
 Fractions and Decimals
 Measurements
 Angles
 Perimeter and Area
 Symmetry
 Data Handling
 Logical Reasoning (Hints & Explanations)
 SOF International Mathematics Olympiad Sample Papers (with Hints & Explanations)
IMO Books for Class 6
Students can refer to these books to improve their basic skills and score good marks in the SOF IMO Olympiad exam. A list of all the IMO preparation books is given below.
 SOF IMO Power Pack
 Learning Mathematics for a Smarter Life
 IMO Olympiad Skill Development System (OSDS)
 IMO 5 years (Instant Download Ebook)
 WorkBook and Reasoning Book Combo for NSOSOF, IMOIEOSOF, or IMO IGKO
 Maths Practice cum Workbook
 Olympiad Reasoning Workbook
 International Mathematics Olympiad Workbook
 NCERT Exercises and Exemplar Solutions Mathematics
A list of all the topics covered in these books are,
 Knowing Our Numbers
 Whole Numbers
 Playing with Numbers
 Basic Geometrical Ideas
 Understanding Elementary Shapes
 Integers
 Fractions
 Decimals
 Data Handling
 Mensuration
 Algebra
 Ratio and Proportion
 Symmetry
 Practical Geometry
 Logical Reasoning (Hints & Explanations)
 SOF International Mathematics Olympiad Sample Papers (with Hints & Explanations)
IMO Books for Class 7
Students must focus on improving their fundamentals in mathematics. A list of all the books which will help the participants to improve their fundamentals for the SOF IMO Olympiad exam of class 7 is given below.
 SOF IMO Power Pack
 Learning Mathematics for a Smarter Life
 IMO Olympiad Skill Development System (OSDS)
 IMO 5 years (Instant Download Ebook)
 WorkBook and Reasoning Book Combo for NSOSOF, IMOIEOSOF, or IMO IGKO
 Maths Practice cum Workbook
 Olympiad Reasoning Workbook
 International Mathematics Olympiad Workbook
 NCERT Exercises and Exemplar Solutions Mathematics
 Foundation Course Combo (Maths and Science)
 IMO Foundation Course for JEE/SOF IMO/OLYMPIAD
A list of all the topics covered in these books are,
 Integers
 Fractions and Decimals
 Data Handling
 Simple Equations
 Lines and Angles
 The Triangle and Its Properties
 Congruence of Triangles
 Comparing Quantities
 Rational Numbers
 Practical Geometry
 Perimeter and Area
 Algebraic Expressions
 Exponents and Powers
 Symmetry
 Visualizing Solid Shapes
 Logical Reasoning
 SOF International Mathematics Olympiad Sample Papers (Hints & Explanations)
IMO Books for Class 8
SOF IMO the Olympiad exam for class 8 will remain the same for both level 1 and 2. A list of all the books for SOF IMO class 8 is given below.
 SOF IMO Power Pack
 Learning Mathematics for a Smarter Life
 IMO Olympiad Skill Development System (OSDS)
 IMO 5 years (Instant Download Ebook)
 WorkBook and Reasoning Book Combo for NSOSOF, IMOIEOSOF, or IMO IGKO
 Maths Practice cum Workbook
 Olympiad Reasoning Workbook
 International Mathematics Olympiad Workbook
 NCERT Exercises and Exemplar Solutions Mathematics
 Foundation Course Combo (Physics, Chemistry, Biology, and Maths)
 IMO Foundation Course for JEE and SOF IMO
 MAT for NTSE Made Easy
 Math IQ Challenge
A list of all the topics covered in these books are,
 Rational Numbers
 Linear Equations In One Variable
 Understanding Quadrilaterals
 Practical Geometry
 Data Handling
 Squares and Square Roots
 Cubes and Cube Roots
 Comparing Quantities
 Algebraic Expressions and Identities
 Visualizing Solid Shapes
 Mensuration
 Exponents and Powers
 Direct and Inverse Proportions
 Factorization
 Introduction to Graphs
 Playing with Numbers
 Logical Reasoning (Hints & Explanations)
IMO Books for Class 9
The SOF foundation conducts the SOF IMO Olympiad and is completely based on mathematics. Students must focus on their studies related to mathematics very carefully. A list of all books to boost their preparation for the SOF IMO olympiad class 9 exam is given below.
 IMO Olympiad Skill Development System (OSDS)
 IMO 5 years (Instant Download Ebook)
 WorkBook and Reasoning Book Combo for NSOSOF, IMOIEOSOF, or IMO IGKO
 Olympiad Reasoning Workbook
 International Mathematics Olympiad Workbook
 NCERT Exercises and Exemplar Solutions Mathematics
 Foundation Course Combo (Phy, Chem, Bio, Maths)
 IMO Foundation Course for JEE, SOF IMO, or other Olympiad
 MAT for NTSE Made Easy
 Math IQ Challenge
A list of all the topics covered in these books are,
 Number Systems
 Polynomials
 Coordinate Geometry
 Linear Equations in Two Variables
 Introduction to Euclid's Geometry
 Lines and Angles
 Triangles
 Quadrilaterals
 Areas of Parallelograms and Triangles
 Circles
 Constructions
 Heron's Formula
 Surface Areas and Volumes
 Statistics
 Probability
 Logical Reasoning (Hints & Explanations)
 SOF International Mathematics Olympiad Sample Papers (with Hints & Explanations)
IMO Books for Class 10
Participants must improve their mathematics concepts to score a good rank in the SOF IMO class 10 Olympiad. A list of all the books that will help them to improve their mathematics skills is given below.
 IMO Olympiad Skill Development System (OSDS)
 IMO 5 years (Instant Download Ebook)
 WorkBook and Reasoning Book Combo for NSOSOF, IMOIEOSOF, or IMOIGKO
 Olympiad Reasoning Workbook
 International Mathematics Olympiad Workbook
 NCERT Exercises and Exemplar Solutions Mathematics
 Foundation Course Combo (Physics, Chemistry, Biology, and Maths)
 IMO Foundation Course for JEE, SOF IMO, or other Olympiad
 MAT for NTSE Made Easy
 Math IQ Challenge
 NTSE Explorer (CAT, MAT, and English Test)
A list of all the topics covered in these books are,
 Real Numbers
 Polynomials
 Linear Equation Pair in Two Variables
 Quadratic Equations
 Arithmetic Progressions
 Triangles 20
 Coordinate Geometry
 Introduction to Trigonometry
 Some Applications of Trigonometry
 Constructions
 Areas Related to Circles
 Surface Areas and Volumes
 Statistics
 Probability
 Logical Reasoning (Hints & Explanations)
 SOF International Mathematics Olympiad Sample Papers (with Hints & Explanations)
IMO Books for Class 11
SOF IMO class 11 is one of the toughest exams under the SOF foundation. Students can kickstart their preparation from their textbooks provided by the school, but to take their preparation to the next level, SOF IMO books are highly recommended. A list of all the books is given below.
 Model Test Paper 1
 Model Test Paper 2
 Model Test Paper 3
 Model Test Paper 4
 Model Test Paper 5
 SOF International Mathematics Olympiad Sample Papers
 Answers Key
SOF IMO Additional books for Class 11 are given below
 IMO 5 years (Instant Download Ebook)
 Olympiad Reasoning Workbook
IMO Books for Class 12
SOF IMO Class 12 consists of the toughest questions of the SOF IMO Olympiad. Students with a lowlevel understanding of concepts and basics have very little chance to score an awardwinning rank in the SOF IMO Olympiad exam. books for the SOF IMO Olympiad class 12 are given below,
 Model Test Paper 1
 Model Test Paper 2
 Model Test Paper 3
 Model Test Paper 4
 Model Test Paper 5
 SOF International Mathematics Olympiad Sample Papers
 Answers
SOF IMO, additional books for class 12 are given below.
 IMO 5 years (Instant Download Ebook)
 Olympiad Reasoning Workbook
How to Download SOF IMO Books?
International Mathematics Olympiad books also give the latest SOF IMO Olympiad Exam paper an answer key for better analysis and understanding. The participants can start their preparation with their respective schools' textbooks as per the syllabus of NCERT.
To better understand concerts and exam papers of the SOF IMO Olympiad, students must use these books for their preparation.
Steps to Download SOF IMO Books
All the books for the International Mathematics Olympiad preparation are available on the SOF official website. Students can order books and download the ebooks from the SOF official website.
Given below are the steps to download the best books for IMO.
 Go to the SOF official website.
 On the top column of the page, click on the 'SOF IMO' dropbox.
 Students can view the books and additional reference books column for each class.
 Select the respective class to view all the IMO books and additional reference books.
 Students can buy any book of their choice after reading all the product descriptions and topics covered in the books.
Features of SOF IMO Books
The primary objective of the SOF IMO books is to enhance students' conceptual learning. The books are framed concerning the students' different age groups to learn at their own pace.
The key features of the IMO books are listed below.
 The IMO books are framed with funbased activities to learn with fun.
 The books contain riddles based on questions that stimulate thinking ability.
 The word fun section provides applicationbased questions to implement the concepts learned.
 The book also covers crosswords and grid puzzles to understand terminologies and concepts.
 Each book has brief information and an explanation of each topic with illustrative examples.
 The activities provided in the IMO workbooks help develop students' observation, concentration, and analyzing power.