Learning Resources STEM Sink or Float Activity Set, 32 Pieces

Dive into early physics with this two-piece submarine and floating raft along with colorful weights, rings, balls and stars to bring investigations to life. Ten detailed Activity Cards with engaging, high-impact activities cover all aspects of STEM, plus key science concepts of buoyancy, density, and more! Includes comprehensive Activity Guide. Submarine measures 6″L x 31/2″H.