A small and versatile motor and driver set. This 5 VDC stepper motor controlled by the ULN2003 driver can be used with any Arduino® or compatible boards via jumper leads. Four-phase LED indicates the status of the stepper motor.
Great reference card for chemistry and physics students.
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
The large realistic model has removable organs that can be studied and set back into the correct position.
Get one of the craziest and coolest kaleidoscopes around!
This smaller transportable Van de Graaff Generator will easily fit in any classroom!
This simple but amusing magnetic toy will keep you busy for hours!