Make colored sand art by stirring a chalk stick in a bowl of salt. it changes the color. Stir less for light color and more for dark richer color. (I used to do this with salt and food coloring. but the chalk stick idea is brilliant!
DIY Lego Marble Run Game : Love this simple diy toy that kids can make. What a fun way to play with Lego's! Pre-school children love playing with our marble run and making different obstacles for the marbles
No helium needed to fill balloons for parties.just vinegar and baking soda! I NEED TO REMEMBER THIS! this is important since helium is not a renewable source and is in such short supply-kid science project