US$ 106.25
Demonstrates the full light-to-electricity-to-motion chain through a solar cell
landing it back in the same barrel as the car rolls forward
Proves horizontal velocity does not affect vertical fall time through a push-button launcher that simultaneously projects one steel ball and releases another
suited to fieldwork in geography units and orientation activities outside the classroom
Bunsen Burner with Stopcock Control, LPG/Butane, Heavy Base Item Type_Dissection Pins Demonstrates the full light-to-electricity-to-motion chainHeavy base Bunsen burner adds stopcock gas control for fine flame adjustment during chemistry experiments with liquid propane or butane fuel.
US$ 106.25
US$ 39.95
US$ 175.00
US$ 49.95
US$ 136.50
US$ 16.10
US$ 49.95
US$ 35.95