Scientific American, Simple Science Fair Projects, Grades 3-5, Paperback - Bob Friedhoffer

Detalii:

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

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63.99 ^RON

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Vânzător: Elefant.ro
Brand: Ibooks