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4 in stock
Approximate dimensions are: 100mm (length) x 12mm (width) x 5mm (height)
Assemble your own DC motor and learn by doing!
A great introduction to expansion and contraction!
This Large Periodic Wall Chart (49 1/2″ x 38″)is printed in four colors to insure easy v...
Great for demonstrating the Law of Conservation of Momentum and Trajectory! The unit uses a nylon pe...