It's so easy to make your own pinwheel! You just need: • A 15cm x 15cm coloured paper square • A straw • A split pin • Scissors • A glue stick • A small ball of blu tak or modelling clay Method: 1. Fold the paper square in half, corner to corner. 2. Open it up, rotate it, then fold it in half the other way, still corner to corner. 3. Grownups: cut along each fold-line, stopping about 2cm from the middle. 4. Spread some glue in the centre of your paper square. 5. Bend one corner up and stick it t