Easy Electric Circuits BOOKS Playing in the dark puts

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Fill the top of the tower with the 16 colorful balls and then press the button

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Easy Electric Circuits BOOKS Playing in the dark putsSlide together circuitry kit for building 20 electric circuits and motorized devices. Encourages spatial reasoning, logic, problem solving, scientific learning and discovery. Pieces simply slide together to build circuits Wonderfully easy and intuitive! Learn about circuits, conductivity, voltage, current, motors, LEDs, switches, batteries, and more. Build amazing models that walk, flap, race, spin, and more! Requires 2 AA batteries Not included Ages