June 13, 2018January 19, 2024 aneat1 Penguin Circuit Toy can be used to model (by analogy) a simple DC circuit. Penguins represent charges. Track represents wires. Escalator represents battery. It’s a little goofy, but audiences love it. Located in Lo1, section B3.
June 4, 2018January 19, 2024 aneat1 Human Arm Model Human arm model can be used to show how muscle tension in bicep (or tricep) relates to magnitude of force on hand, in various orientations. Picture above shows how 12 N of muscle tension are required to hold a mass weighing 1 N, in the hand, when the forearm is held at a 90 degree angle. Model allows for several different configurations and activities. See: https://www.pasco.com/prodCatalog/PS/PS-2611_human-arm-model/index.cfm Located in L02, section B4.