CBSE · Class 10
Lessons of CBSE Class 10: simple summaries, tricks, solved examples and practice questions with answers. Reading the summaries is free.
Class 10 plan: ₹579 / yearAll tests for 1 year. Summaries and the first test of every lesson are free.
Start in the appMathematics 31 lessons
Real Numbers 1.2: The Fundamental Theorem of Arithmetic5 concepts · 11 testsReal Numbers 1.3: Revisiting Irrational Numbers4 concepts · 11 testsPolynomials 2.2: Geometrical Meaning of the Zeroes of a Polynomial5 concepts · 11 testsPolynomials 2.3: Relationship between Zeroes and Coefficients6 concepts · 11 testsPair of Linear Equations 3.2: Graphical Method of Solution5 concepts · 11 testsPair of Linear Equations 3.3.1: Substitution Method5 concepts · 11 testsPair of Linear Equations 3.3.2: Elimination Method5 concepts · 11 testsQuadratic Equations 4.2: Quadratic Equations5 concepts · 11 testsQuadratic Equations 4.3: Solution by Factorisation5 concepts · 11 testsQuadratic Equations 4.4: Nature of Roots5 concepts · 11 testsArithmetic Progressions 5.2: Arithmetic Progressions5 concepts · 11 testsArithmetic Progressions 5.3: nth Term of an AP5 concepts · 11 testsArithmetic Progressions 5.4: Sum of First n Terms of an AP5 concepts · 11 testsTriangles 6.2: Similar Figures5 concepts · 13 testsTriangles 6.3: Similarity of Triangles (Basic Proportionality Theorem)5 concepts · 13 testsTriangles 6.4: Criteria for Similarity of Triangles5 concepts · 13 testsCoordinate Geometry 7.2: Distance Formula5 concepts · 13 testsCoordinate Geometry 7.3: Section Formula5 concepts · 13 testsIntroduction to Trigonometry 8.2: Trigonometric Ratios5 concepts · 13 testsIntroduction to Trigonometry 8.3: Trigonometric Ratios of Some Specific Angles5 concepts · 13 testsIntroduction to Trigonometry 8.4: Trigonometric Identities5 concepts · 11 testsApplications of Trigonometry 9.1: Heights and Distances5 concepts · 13 testsCircles 10.2: Tangent to a Circle5 concepts · 13 testsCircles 10.3: Number of Tangents from a Point on a Circle5 concepts · 13 testsAreas Related to Circles 11.1: Areas of Sector and Segment of a Circle5 concepts · 13 testsSurface Areas and Volumes 12.2: Surface Area of a Combination of Solids5 concepts · 13 testsSurface Areas and Volumes 12.3: Volume of a Combination of Solids5 concepts · 13 testsStatistics 13.2: Mean of Grouped Data5 concepts · 11 testsStatistics 13.3: Mode of Grouped Data5 concepts · 11 testsStatistics 13.4: Median of Grouped Data5 concepts · 11 testsProbability 14.1: A Theoretical Approach5 concepts · 11 tests
Science 13 lessons
Chapter 1: Chemical Reactions and Equations5 concepts · 65 testsChapter 2: Acids, Bases and Salts5 concepts · 65 testsChapter 3: Metals and Non-metals5 concepts · 67 testsChapter 4: Carbon and its Compounds5 concepts · 67 testsChapter 5: Life Processes5 concepts · 65 testsChapter 6: Control and Coordination5 concepts · 65 testsChapter 7: How do Organisms Reproduce?5 concepts · 65 testsChapter 8: Heredity5 concepts · 65 testsChapter 9: Light – Reflection and Refraction5 concepts · 65 testsChapter 10: The Human Eye and the Colourful World5 concepts · 65 testsChapter 11: Electricity5 concepts · 65 testsChapter 12: Magnetic Effects of Electric Current5 concepts · 65 testsChapter 13: Our Environment5 concepts · 65 tests
India and the Contemporary World – II 5 lessons
Chapter 1: The Rise of Nationalism in Europe4 concepts · 12 testsChapter 2: Nationalism in India4 concepts · 12 testsChapter 3: The Making of a Global World4 concepts · 12 testsChapter 4: The Age of Industrialisation4 concepts · 12 testsChapter 5: Print Culture and the Modern World4 concepts · 12 tests
Contemporary India – II 7 lessons
Chapter 1: Resources and Development5 concepts · 12 testsChapter 2: Forest and Wildlife Resources5 concepts · 12 testsChapter 3: Water Resources5 concepts · 12 testsChapter 4: Agriculture5 concepts · 12 testsChapter 5: Minerals and Energy Resources5 concepts · 12 testsChapter 6: Manufacturing Industries5 concepts · 12 testsChapter 7: Lifelines of National Economy5 concepts · 12 tests