Blobs in a Bottle (The World's Easiest Lava Lamp) by sciencebob: Here is all you need: A clean 1 liter clear soda bottle cup of water Vegetable Oil Fizzing tablets (such as Alka Seltzer) Food coloring Kid's Science!
Elephant Toothpaste - cup hydrogen peroxide liquid is a solution, which can be found at a beauty supply store or hair salon), 1 Tbs (one packet) of dry yeast, 3 Tbs of warm water, liquid dish washing soap and food coloring
Glowing jar DIRECTIONS: Cut a glow stick and shake the contents into a jar. Add diamond glitter Seal the top with a lid. I found glow sticks at the Dollar Tree. I used a mason jar that I had left over from the Salt Art in a Jar project.
PUFFY PAINT tablespoon self-raising flour, a few little drops of food colouring, 1 tablespoon salt and water until smooth. Paint on cardboard and microwave the design on high for 10 - 30 seconds until the paint puffs.