Reversing Switch & Buggy

A battery's current flows in one direction. Clever arrangement of switches can reverse that direction. Construct a controller with a battery, motor and ultralight buggy which can go forward or backward. Learn wiring logic, precision, and trouble shooting.

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ElectriCITY

Switch on understanding. Construct a battery pack. Test it. Connect a simple switch Test it. Install an incandescent light. Test it. Then experiment with other challenges.... Lessons in electricity and thinking.

Including a new green LED circuit.

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Electromagnet

Switch on understanding. Construct a battery pack. Test it. Connect a simple switch Test it. Install an incandescent light. Test it. Then experiment with other challenges.... Lessons in electricity and thinking.

Including a new green LED circuit.

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