Crib children like to be busy cleaning things out, emptying, plugging in. They have this opportunity with the material presented here.
Set up a kitchen roll holder and rubber rings.
Examples:
Now it can start. First let the child remove all the attached rings, before you start to stick one by one.
Show the child what to do and it will quickly find out how to handle the material.
With a "Klost Sacrifice"
Miscellaneous Hair Rubber and Tires
The suction cup has the advantage that it can be sucked in and thus is firmly on the ground.
Try out for yourself what is better for you, or see what you have at hand!