Two Ways to Build a Rubber Band Powered Lego Car - Frugal Fun For Boys Awesome STEM activity for kids. Make a Rubber Band Powered Lego Car. Should you appreciate arts and crafts an individual will really like our site!
DIY magnetic silly putty - I am not sure what all goes into it or if it toxic, etc. but the idea of it is REALLY neat. I am going to have to check into that during out magnet unit in science this year!