Rainbow Bubble Snakes - Need: Half a waterbottle, rubberband, bubbles (dishsoap/water), food coloring, sock. Steps: Dip sock held by a rubber band on the water bottle in food coloring in dish soap and food coloring and blow. Have fun!
How to make baking soda paint that fizzes, creating beautiful color mixing reactions. Add baking soda to liquid paint, then paint your picture, then pipette drops of vinegar and watch it fizz and spread and mix!