NCERT Class 3 Mathematics Maths Mela: Chapter 2 — Toy Joy
This chapter, "Toy Joy Toy Joy 2," from the NCERT Class 3 Mathematics textbook "Maths Mela," introduces children to basic 3D shapes through craft activities. Students learn to identify and name shapes like cubes, cuboids, cones, and cylinders by making animal faces on old boxes and bottles. The chapter encourages hands-on learning by collecting objects to build a house, discussing faces, edges, and curves. It also involves counting different shapes used in toys and rockets, reinforcing shape recognition and counting skills. A key takeaway is understanding that a cube is a special type of cuboid, aiding in the development of spatial reasoning and geometric understanding crucial for CBSE mathematics.
Quick info
| Board | CBSE / NCERT |
|---|---|
| Class | Class 3 |
| Subject | Mathematics |
| Book | Maths Mela |
| Chapter | Chapter 2 — Toy Joy |
| Language | English |
| PDF type | NCERT Textbook |
| Session | CBSE 2026 |
| Reading time | 2 minutes |
| Word count | 332 |
Learning outcomes
- Identify and name basic 3D shapes: cube, cuboid, cone, cylinder.
- Recognize and count different shapes in real-world objects and toys.
- Differentiate between faces and edges of 3D shapes.
- Understand that a cube is a special type of cuboid.
- Develop spatial reasoning by building structures with shapes.
Vocabulary
| Word | Meaning |
|---|---|
| Cube | A 3D shape with six equal square faces. |
| Cuboid | A 3D shape with six rectangular faces. |
| Cone | A 3D shape with a circular base and a pointed top. |
| Cylinder | A 3D shape with two circular bases and a curved surface. |
| Face | A flat surface of a 3D shape. |
| Edge | A line where two faces meet. |
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Practice questions
- Name the shape of a dice. Answer: Cube
- What shape is a birthday cap? Answer: Cone
- How many faces does a cuboid have? Answer: Six
- Which shape is a water bottle usually? Answer: Cylinder
- Is a cube a special type of cuboid? Yes/No Answer: Yes
Frequently asked questions
What are the main 3D shapes introduced in this chapter?
The chapter introduces cubes, cuboids, cones, and cylinders.
What is a face of a 3D shape?
A face is a flat surface of a 3D shape.
What is an edge of a 3D shape?
An edge is the line where two faces of a 3D shape meet.
Can you give an example of a cube in real life?
A dice is an example of a cube.
What is the relationship between a cube and a cuboid mentioned in the chapter?
The chapter states that a cube is a special type of cuboid.
What kind of activities does the chapter suggest for learning shapes?
The chapter suggests craft activities like making animal faces on boxes and bottles, and building houses or rockets with shapes.
Related resources
Important topics
Topics covered
NCERT Class 3 Mathematics — Maths Mela — Chapter 2 — Toy Joy. Verified by NCERT Help Editorial Team. Reviewed on 29 Jul 2026. Last updated 10 Aug 2026.