This is very cool and easy math activity and found very useful to teach sorting and counting. I would pass this pin. Children will match the same color of pom-pom with the bottle color.

A card game that you can use to help your students practice and recall times tables facts; includes two versions of the game, one for pairs and for working individually.

Place Value Cups. Use the cups to understand place value practice counting forward and backward learn the names of large numbers decompose numbers to expanded form. I would either label the cups 'ones' 'tens' etc. or add a comma cup or decimal point cup