Super cut headbands made out of old shirts. Perfect for your daughter(s) or even teens AND young 20 somethings! I have a few shirts ready to make some of these super cute & comfy headbands. Not too tight and SUPER COMFY!
Use chemistry to make a bouncing polymer ball, then alter the procedure to see the effect the changes have on the characteristics of the bouncing ball.: Make a Bouncing Polymer Ball - Introduction and Materials