Shapenty Black Plastic Film Canister Holder Small Storage Containers Case with Lids for Scientific Activity or Travel, 12PCS

oh good one today we're going to make film canister rocket there are two different ways you can do this alka-seltzer water or baking soda and vinegar we're going to try both and see what works best here's what you'll need some vinegar and baking soda some alka-seltzer and water some film canisters and some clean structured paper you'd like to decorate them we ordered our film canisters online you can ask your local photo store they have extras we're going to try and make our film canisters with like rockets but you can put any design you want all right we're done and it's time to go outside and test make sure you continue this experiment outside do not try this indoors I'm gonna fill half of this with water and then but half of an alka-seltzer tablet and do it flip it upside down it's a little I want to feel like my canister halfway with vinegar then I'm gonna add a quarter of a teaspoo