Blast off! Be sure to get several empty tea bags ready, because this is one experiment your crew will want to do repeatedly. What’s going on? When the teabag is set on fire, the air is trapped, gets hot, and creates a thermal current. Then, poof! It escapes, taking the bag along for the ridMaterialsUnused Teabag one with a string and stapleMatchesPiece of aluminum foil or a glass plateSharpieScissorsGoogles Students will learn how convection currents can convert a normal tea bag into a flying ro