Materials Needed: Scissors Snap off Top Container or Film Canister Tape Decoration: Stickers, Markers, Construction Paper Alka-Seltzer Water Get container with snap off top. I found this one in my medicine cabinet. If you can not get a hold of a film canister or container with snap off top buy it here for 47 cents:http://www.filmcanisterrockets.com… Continue reading Rocket Experiment for Toddlers and Young Children!