Make 6 paper sticks, all the same length, by tightly rolling a piece of paper around a piece of string and securing it with selotape.

Take 3 sticks and make a triangle by tying the strings together.

The edges of the triangle are the same length. What about the angles?

Now tie the other 3 sticks to your triangle and make this shape. What do you notice about this shape?

Tie the end B to the point A.

What shape do you get now? Describe your new shape.

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