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2D and 3D Shapes for Class 1: Names, Sides, Corners and Worksheets

A clear guide to 2D and 3D shapes for Class 1, with sides and corners, Indian everyday examples, a shape hunt and worksheets with answers.

Shapes are everywhere in an Indian home: the round roti on the tawa, the square carrom board, the rectangular door and the cone of a birthday cap. That is what makes shapes such a happy maths topic for young children. If you are looking for shapes worksheets for Class 1, or simpler shape practice for UKG, this guide gives you clear tables, a shape hunt and ready-to-copy worksheets with answers.

Class 1 Maths Worksheets PDF – Numbers to 100, Addition, Subtraction, Money & Time (49 Pages)
Class 1 Maths Worksheets PDF – Numbers to 100, Addition, Subtraction, Money & Time (49 Pages)

We cover 2D (flat) shapes with their sides and corners, 3D (solid) shapes with everyday objects, a step-by-step way to teach shapes, and common mistakes to watch for. Teachers can use the tables on the board, and parents can copy the exercises into a notebook in a few minutes.

Quick answer: Shapes commonly taught in Class 1 are:

  • 2D shapes: circle (0 sides, 0 corners), triangle (3 sides, 3 corners), square (4 equal sides, 4 corners), rectangle (4 sides, 4 corners) and oval (0 sides, 0 corners).
  • 3D shapes: sphere (ball), cube (dice), cuboid (brick), cylinder (gas cylinder) and cone (ice cream cone).
  • Key skills: name the shape, count sides and corners, find shapes in everyday objects, and spot shapes inside pictures.

2D shapes for Class 1: sides, corners and Indian examples

A 2D shape is flat. You can draw it on paper, but you cannot hold it like a ball. Children learn two words for 2D shapes: sides (the straight lines) and corners (the points where two sides meet). Some books call corners “vertices”, but corners is the friendly word for Class 1.

Shape Sides Corners Everyday Indian example
Circle 0 (one curved line) 0 roti, bindi, coin, clock face, plate
Oval 0 (one curved line) 0 egg, idli seen from the top, a cricket ground
Triangle 3 3 a samosa seen from the side, a slice of watermelon, a road sign
Square 4 (all equal) 4 carrom board, chessboard, a square tile
Rectangle 4 (opposite sides equal) 4 door, notebook, mobile phone, blackboard
Rhombus (kite or diamond shape) 4 (all equal) 4 a paper kite (patang), a diamond on playing cards
Pentagon 5 5 the outline of a simple house drawing
Hexagon 6 6 a honeycomb cell, some nuts and bolts
Star (five points) 10 10 a Diwali or Christmas paper star

Most Class 1 books focus on the first five shapes. The rhombus, pentagon, hexagon and star are good extension shapes for children who are ready. A five-pointed star is a fun counting challenge because it has 5 outer points and 5 inner corners, making 10 corners and 10 sides in all.

Counting sides is also a lovely chance to practise number names. Ask your child to write “four” or “six” in words, and use our number names 1 to 100 chart if they need help with spelling.

3D shapes worksheet printable: solid shapes with everyday objects

A 3D shape is solid. You can hold it, turn it and see it from different sides. Class 1 children usually learn to name 3D shapes and match them to real objects. Words like faces, edges and corners can come a little later, but the table includes them for curious children and for teachers.

3D shape Faces Edges Corners Everyday objects
Sphere 1 curved surface 0 0 ball, laddoo, orange, globe
Cube 6 flat square faces 12 8 dice, ice cube, a cube-shaped gift box
Cuboid 6 flat faces 12 8 brick, matchbox, lunch box, almirah
Cylinder 2 flat circles and 1 curved surface 2 0 gas cylinder, steel glass, pipe, dholak
Cone 1 flat circle and 1 curved surface 1 1 (the tip) ice cream cone, birthday cap, traffic cone

A simple way to explain the difference: “A circle is flat like a roti. A sphere is round all over like a laddoo.” In the same way, a square is a flat face, while a cube is the whole dice.

How to teach shapes to kids: a step-by-step plan

Shapes build up over several years. Here is the order many teachers follow from Nursery to Class 1.

  1. Feel and name (age 3 to 4). Start with circle, square and triangle. Let children hold cut-out shapes, trace the edges with a finger and say the names. Our worksheets for 3-year-olds guide has more ideas for this stage.
  2. Find and match (LKG). Add the rectangle. Match shapes to objects: the clock is a circle, the door is a rectangle.
  3. Sort and draw (UKG). Sort shapes by type, draw them freehand, and add the oval. Many UKG books also introduce simple 3D shapes like the ball and the box. You can see where shapes fit in the wider year in our UKG syllabus.
  4. Count sides and corners (Class 1). Children count sides and corners and learn the difference between 2D and 3D shapes.
  5. Spot shapes in pictures and patterns (Class 1). Children find shapes hidden inside a picture, continue shape patterns and make pictures from shapes.

Shape hunt at home: a free activity

A shape hunt is the best way to make shapes real. Give your child a notebook page with five columns: circle, triangle, square, rectangle and “solid shapes”. Set a timer for ten minutes and let them walk around the house, drawing or writing each thing they find.

Here are things most children find in an Indian home:

  • Kitchen: roti and plates (circle), tiffin box (cuboid), steel glass (cylinder), laddoo (sphere), chopping board (rectangle).
  • Living room: clock (circle), carrom board (square), TV and door (rectangle), cushions (square or rectangle).
  • Bedroom: pillow (rectangle), almirah (cuboid), mirror (often oval or rectangle).
  • Puja corner: diya seen from above (often a circle), agarbatti stand, a flat brass plate (circle).
  • Toy box: ball (sphere), building blocks (cube and cuboid), birthday cap (cone).

Teachers can run the same hunt in the classroom or the school corridor in pairs. Children then share one shape each in circle time.

Shapes worksheets for Class 1 with answers

Copy these exercises into a notebook. The answers follow each exercise so you can check quickly.

Exercise 1: How many sides? How many corners?

Shape Sides Corners
Triangle ___ ___
Square ___ ___
Circle ___ ___
Rectangle ___ ___
Hexagon ___ ___

Answers: triangle 3 and 3; square 4 and 4; circle 0 and 0; rectangle 4 and 4; hexagon 6 and 6.

Exercise 2: Name the shape

  1. I have 3 sides and 3 corners. What am I?
  2. I am round and flat. I have no corners. What am I?
  3. I have 4 sides. All my sides are the same length. What am I?
  4. I have 4 sides. Two are long and two are short. What am I?
  5. I am round all over like a ball. What am I?
  6. I have a flat circle at the bottom and a pointed tip on top. What am I?

Answers: (1) triangle (2) circle (3) square (4) rectangle (5) sphere (6) cone.

Exercise 3: Count the shapes in the house picture

Draw this picture for your child: a house with a square body and a triangle roof, a rectangle door, two square windows, and a circle sun in the sky. Ask them to colour each shape type a different colour and count.

Answers: squares 3 (the body and two windows), triangles 1, rectangles 1, circles 1. Total shapes: 6.

Exercise 4: 2D or 3D?

Write 2D or 3D next to each object: roti, ball, dice, a drawing of a square, ice cream cone, a paper triangle, gas cylinder, a coin drawn on paper.

Answers: roti 2D (it is very thin, so we treat it as flat; a real roti is technically a very flat cylinder, which is a nice point for older children), ball 3D, dice 3D, drawing of a square 2D, ice cream cone 3D, paper triangle 2D, gas cylinder 3D, coin drawn on paper 2D.

Exercise 5: Match the object to the 3D shape

  1. laddoo
  2. matchbox
  3. steel glass
  4. birthday cap
  5. dice

Shapes: cube, cone, sphere, cylinder, cuboid.

Answers: (1) sphere (2) cuboid (3) cylinder (4) cone (5) cube.

Shapes worksheets for UKG: easier versions

For UKG, keep the same ideas but make them simpler:

  • Colour by shape: draw ten mixed shapes; colour all circles red, all triangles yellow and all squares blue.
  • Trace and draw: draw dotted circles, squares and triangles for your child to trace, then try one freehand.
  • Odd one out: draw three circles and one triangle in a row. Which one is different?
  • Shape patterns: circle, square, circle, square, ___. Children draw the next shape.
  • Feely bag: put a ball, a block and a small box in a cloth bag. Your child feels one without looking and guesses the shape.

Fun with shapes: Class 1 maths activities beyond the worksheet

  • Shape pictures: cut paper circles, squares, triangles and rectangles. Children make a train, a rocket, a fish or a house, then count how many of each shape they used.
  • Matchstick shapes: use earbuds or used matchsticks to make a triangle (3 sticks), a square (4 sticks) and a hexagon (6 sticks). This shows clearly why the number of sides matters.
  • Rangoli shapes: during festivals, draw a simple rangoli with chalk using only circles and triangles.
  • Clay 3D shapes: roll a ball (sphere), then flatten it a little (cylinder) and pinch the top (cone).
  • Shape I spy: “I spy something that is a rectangle and I write on it.” (Answer: a notebook.)

Common mistakes to watch for

  • Calling every four-sided shape a square. Show a square and a rectangle side by side and measure the sides with a finger or a pencil.
  • Thinking a turned square is a different shape. When a square is turned on its corner, children often call it a diamond. Turn a paper square in front of them so they can see it is the same shape.
  • Mixing up circle and sphere. Hold up a coin and a ball. The coin is flat. The ball is round all over.
  • Counting the same corner twice. Ask children to put a small tick on each corner as they count it.

Print-ready shapes pages in our Class 1 Maths pack

If you would like ready-made pages, our Class 1 Maths Worksheets PDF (49 A4 pages, ₹149) includes 2D shapes, with a train made of shapes and a sides-and-corners page, and 3D shapes (sphere, cube, cylinder and cone) with everyday objects. The same pack covers numbers to 100, tens and ones, addition and subtraction, Indian money, patterns, measurement, time and data handling, with five pages of answer keys. It follows common Class 1 themes and is not an official board or NCERT workbook. You can print pages again for your own children or one classroom.

Get the Class 1 Maths Worksheets PDF – ₹149

Explore all our maths worksheets and Class 1 worksheets.

Want every pack in one go? The Complete Worksheet Library Bundle includes all 20 of our packs, more than 790 pages in total.

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Frequently asked questions

Which shapes are taught in Class 1?

Most Class 1 books teach the 2D shapes circle, triangle, square, rectangle and oval, and the 3D shapes sphere, cube, cuboid, cylinder and cone. Topics vary between schools and boards, so check your child’s book.

How many sides and corners does a circle have?

A circle has no straight sides and no corners. It is made of one curved line. That is why it rolls when you stand a coin on its edge.

What is the difference between 2D and 3D shapes?

A 2D shape is flat, like a drawing of a square or a circle on paper. A 3D shape is solid and you can hold it, like a dice, a ball or an ice cream cone.

How many corners does a cube have?

A cube has 8 corners, 12 edges and 6 flat square faces. A dice is a good example to count on.

How can I teach shapes to my child at home?

Start with a shape hunt around the house, then let your child trace, draw and cut out shapes. Count sides and corners together, and make pictures such as a house or a train from paper shapes. Ten minutes a day is enough.

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