Bob Friedhoffer
EVERYTHING YOU NEED TO KNOW FOR SIMPLE SCIENCE FAIR PROJECTSLearn Experiments that help you to:Store and release energyRemove heat from an objectUnderstand how a jet engine worksBuild and operate a siphon Featuring experiments in:GravityEnergyAir and Water PressureFrictionMotionLightPerceptionBiology Grades 3-5