Plywood kid made gragger

Engineered Gragger for Purim

I am sharing my son's engineered gragger, that he made in his "young scientist" club at school. This is a great after school club for about 1st to 3rd graders (I think there are separate groups for the older boys) where they work on science activities. Sometimes its a one week project and sometimes a multi-week project. My son said that this gragger wa ...