NCERT Class 1 Mathematics Joyful-Mathematics (English): Chapter 2 — What is Long? What is Round? (Shapes)
This chapter, 'What is Round?' from NCERT Class 1 Mathematics Joyful-Mathematics, introduces young learners to the basic concepts of shapes, specifically focusing on distinguishing between 'long' and 'round' objects. Through interactive activities like sitting in a circle and naming objects, children are encouraged to observe their surroundings and identify items that are long or round. The chapter emphasizes that perspectives can differ, as seen with the example of a tumbler, and encourages children to explain their reasoning. This foundational understanding of shapes helps build spatial awareness and critical thinking skills essential for early mathematical development in the CBSE curriculum.
Quick info
| Board | CBSE / NCERT |
|---|---|
| Class | Class 1 |
| Subject | Mathematics |
| Book | Joyful-Mathematics (English) |
| Chapter | Chapter 2 — What is Long? What is Round? (Shapes) |
| Language | English |
| PDF type | NCERT Textbook |
| Session | CBSE 2026 |
| Reading time | 1 minute |
| Word count | 146 |
Learning outcomes
- Identify and differentiate between long and round objects.
- Observe and name objects in their surroundings based on shape.
- Explain their reasoning for classifying objects as long or round.
- Participate in group activities to reinforce shape concepts.
Vocabulary
| Word | Meaning |
|---|---|
| Round | Shaped like a circle or a ball. |
| Long | Measuring a great distance from end to end; not short. |
| Circle | A round plane figure whose boundary (the circumference) consists of points equidistant from the centre. |
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Practice questions
- Name two things that are round. Answer: Examples: Ball, plate, sun.
- Name two things that are long. Answer: Examples: Pencil, ruler, leg.
- Is a plate round or long? Explain why. Answer: A plate is round because it is shaped like a circle.
Frequently asked questions
What is the main concept taught in NCERT Class 1 Mathematics Chapter 2?
Chapter 2, 'What is Round?', introduces Class 1 students to the basic concepts of distinguishing between 'long' and 'round' shapes found in their surroundings.
What activity is suggested in the chapter?
The chapter suggests an activity where children sit in a circle and name two things – one long and one round – from their environment, avoiding repetition.
Why is it important to consider different views on shapes?
It's important because children might perceive objects differently (e.g., a tumbler as long or round), and explaining their logic helps develop critical thinking.
What skills does this chapter help develop?
This chapter helps develop observational skills, the ability to classify objects, and the skill of explaining one's reasoning.
Where can I find the NCERT Class 1 Mathematics Chapter 2 PDF?
You can download the NCERT Class 1 Mathematics Joyful-Mathematics Chapter 2 PDF from educational websites that provide NCERT resources.
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NCERT Class 1 Mathematics — Joyful-Mathematics (English) — Chapter 2 — What is Long? What is Round? (Shapes). Verified by NCERT Help Editorial Team. Reviewed on 29 Jul 2026. Last updated 10 Aug 2026.