Posts Tagged ‘Make a coin sorter’

Make a coin sorter

Safety: This activity uses a sharp scalpel. Younger mathematicians should ask an adult to help. You will need Corrugated cardboard Scalpel Cutting mat Sharp pencil or pen Rubber bands $2, $1 and 20c coins What to do Cut a piece of corrugated cardboard about 25 cm long and 10 cm wide. Make sure the corrugations […]