HERE ARE 50 AWESOME EXPERIMENTS that demonstrate the principles behind the 34 greatest scientiﬁc breakthroughs in human history. The Wheel—astound friends with an experiment that seems to defy the laws of gravity. The rocket—launch a soda bottle into the air. The microscope—peer through a lens made out of water. Atomic theory—prove it with food coloring. The Large Hadron Collider—re-create it with marshmallows. (Tasty!) Using stuff from around the house, the curious can now boldly go where the bravest scientists in history have gone before.