Activity: Let's make an envelope and post our letter too!

1. Take a square piece of paper.

2. Fold all the four corners to make folds.

3. Fold two corners and paste them with a little glue.

4. Fold the third corner and paste it with glue.

5. Leave the fourth corner open.

Write the address neatly on the envelope and fix the stamp on the right corner.
Put the letter inside it. Now seal the fourth corner as well.
Your letter is ready to be posted to your friend.

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Solution

Disclaimer: This is a creative activity which has to be done along with your friends in the classroom. Your class teacher will guide you with the instructions to proceed with it.

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Similar questions

Q. If a piece of paper is folded n times, corner to corner and a random pattern is cut out from the folded paper. Find the minimum number of lines of symmetry, the cut out figure obtained upon unfolding the paper would have.

Q. Activity: Paper fun
Let’s make a butterfly.

1.	Take a sheet of paper. Cut two squares of the same size.
2.	Fold them like a fan.
3.	Hold both the folded squares and tie a thread in the middle.
4.	Now spread the folds, and the wings of your butterfly are ready.
5.	Cut the body of the butterfly and draw its eyes. Put a smile on its face.
6.	Stick it on the wings and your butterfly is ready.
7.	You may decorate your butterfly by sticking some bindis, beads or sequins on it.
	Disclaimer: Kindly refer to the textbook for the images.

Four corners of the square are folded as shown in the first two figures. It is unfolded and cut along the creases to get a new square. The area of the new square is ____.

H 4 |

Q. We have a

12 m \times 12 m

piece of thin material and want to make an open box by cutting small squares at the corners of our material and folding the side up. Find out the side of small squares for which the volume of box becomes maximum.

Q. Let's make a mosaic hat for your clown

You need

• Mirrors/beads of different size and shapes
• Fevicol/glue/gum • A piece of cardboard
• Sketch pens

Method

• Take a piece of old cardboard
• Draw a colourful pattern on it
• Take glue/gum and apply it on the surface and stick beads/mirrors/ pulses on it
• Fold it into a cone
• Your lovely Mosaic Hat is now ready. • your clown.

Which country does your clown belong to? Now complete the table below –

Nation	Nationality
India	Indian
Scotland	______________
Australia	______________
France	______________
Japan	______________

Join BYJU'S Learning Program

1.	Take a square piece of paper.
2.	Fold all the four corners to make folds.
3.	Fold two corners and paste them with a little glue.
4.	Fold the third corner and paste it with glue.
5.	Leave the fourth corner open.