Make a floaty ghost, test tube kaleidoscope and bouncy ball. Play a scary skin crawling game, discover how to stack liquids and make lively lava! Includes 20 fun experiments. For ages 6+. WARNINGS! For use under adult supervision. Read the instructions before use, follow them and keep them for reference. Always protect clothing and work surfaces during use. Contains small parts (choking hazard). Children under 8 years can choke or suffocate on uninflated or broken balloons. Keep uninflated balloons from children. Discard broken balloons at once. Made of natural rubber latex. Note that the bouncy ball will eventually harden and no longer bounce.