This activity investigates how you might make squares and pentominoes from Polydron.
Make a cube out of straws and have a go at this practical
How can you put five cereal packets together to make different
shapes if you must put them face-to-face?
Unfortunately we haven't received any
solutions to this problem yet.
Why don't you try making two granny knots,
then rotating one of them in the three different ways?
Then you can compare your rotated knot with your unrotated knot
Now try the same thing with two reef