Force Table - Precision, 40Cm-Diameter, Extra Thick, Machined Aluminum Tabletop, Easy Assembly, Specially Designed So Your Pulleys Won'T Wobble, Includes A Sturdy Support Rod And Heavy Tripod Base, A Great, Quick Quantitative Demonstration Or Lab Activity
Cube, Individual cubes for density experiments, Available in eight different materials: acrylic, aluminum, brass, copper, nylon, polypropylene, PVC, and steel, Each material is represented by a 1/2inch, 1inch and 11/2inch cube
Tectonic Model set, Demonstrate plate, plate boundary interactions and the geometry and relative motions of faulting of geologic layers using 3-D manipulative models, Versatile kit contains a Fault Model Set of 5 manipulatives and a Tectonics Sand Layer Model