Short, practical articles from the team that writes the notes: how to revise, what to skip, and how to use the last weeks before an exam.
22 Oct 2026 · Class 9
Class 9 Maths (Ganita Manjari) Chapter 5: I'm Up and Down, and Round and Round
This chapter is about circles. It defines a circle, its chords, arcs and symmetries, and then proves twelve theorems about chords, the...
22 Oct 2026 · Class 9
Class 9 Maths (Ganita Manjari) Chapter 4: Exploring Algebraic Identities
This chapter explains what an algebraic identity is and proves the main identities for squares and cubes using area and volume models....
22 Oct 2026 · Class 9
Class 9 Maths (Ganita Manjari) Chapter 3: The World of Numbers
This chapter tells the story of numbers, from counting with pebbles to zero, integers, rational numbers and irrational numbers. It explains Brahmagupta's...
22 Oct 2026 · Class 9
Class 9 Maths (Ganita Manjari) Chapter 2: Introduction to Linear Polynomials
This chapter starts with algebraic expressions and polynomials in one variable, and then focuses on linear polynomials of the form ax +...
22 Oct 2026 · Class 9
Class 9 Maths (Ganita Manjari) Chapter 1: Orienting Yourself: The Use of Coordinates
This chapter shows how a system of coordinates lets us fix the exact position of any point using numbers. We learn the...
