Super-cool experiment kit with 62 pieces - wire up circuits for lights, sound, motion and more.
This awesome kit contains 20 electronic experiments to blow your mind. Use the modular building system to design a house, then deck it out with 10 different electrical gadgets including flashing LEDs, a speaker, motor and light sensor. Build a castle with a drawbridge and moat, a treehouse with a pulley-operated trap door, or even a house-to-house tramway with a motion sensor and doorbell! With a 32-page construction activity book packed with diagrams and fun facts, this really is the ultimate architectural kit.