Diffraction Apparatus, Used to map light intensity versus position for many-slit geometries, Slits are made by depositing metal film on glass, creating extraordinarily clean slits with fully opaque blocking areas.
Model, Multiple pendulum Demonstration, consists of a large acrylic frame and nine pendula with 1 in steel ball, initiator stick to simultaneously release all pendula
Botley* the Coding Robot Classroom Set, Age 5+, Grade K+, 239-piece, with two 77-piece Botley the Coding Robot Activity Sets, two additional 45-piece Coding Robots, and one 41-piece Robot Action Challenge Accessory Set
A hands-on volcano model building project complete with safe, simulated lava eruptions. Learn all about types of volcanoes, parts of a volcano, how volcanoes function, and precious gems volcanoes may produce. Kit includes enough materials for 24 students, Meets national standards
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