"physics kits"

Quickly and easily tests soil samples measuring levels of pH, nitrogen, phosphorus, and potash.

Build a working wooden catapult to explore physics and engineering principles.

Construct and launch air-powered rockets to explore aerodynamics and propulsion.

Simulate seismic activity to explore structural integrity and earthquake science.

Construct a wind-powered generator to explore energy conversion and sustainability.

Assemble a functional trebuchet to explore motion, force, and energy concepts.

A hands-on interactive model to teach tectonics, designed for the entire class.

Calculate density the old school way, measuring the net force acting on a submerged object.