Because the most important thing in education is that they understand it, they can try it and have fun, we leave you exercises so they can practice and have fun with their rules.
You can also download them in Pdf by clicking on the following links:
The ideal material to work with these sheets and have fun in a safe and enriching way is the following:
Graduated Box. 33 Rules (Ref 220)
Can 52 Rules (Ref 219)
Suitcase Working with Strips (Ref 217)