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Smooth rotation
Small but mighty
this plush pays tribute to the Ice Age’s most iconic creature — one that roamed beside our ancestors and lives on in cave art and science
Fun educational card packed with fascinating kidney facts
radiometer solar system Smooth rotationWatch Light Turn into Motion with the Solar Radiometer! Invented in 1873, this beautiful glass Radiometer transforms light into gentle movement. When exposed to sunlight or a lamp, the vanes spin inside their vacuum sealed globe, illustrating the conversion of light into kinetic energy. Each of the four vanes has a black side and a white side, causing them to rotate as photons strike them. A mesmerizing fusion of physics, history, and aesthetics, this
US$ 314.50
US$ 314.50
US$ 314.50
