Activities that i just want to save for fun time, but not really for a badge

Growing crystals in a super saturated solution

Playing with Dry ice


I bought thise 6 packs for the boys to make ther own woggles
the shippign took liek a month from britain, and I took my wife to
figure out how to make them work, but i still think they are cool.

plaited (braided) mystery woggle (neckercheif slides)