STEM Circuit Puzzle BoardReal Circuits. Real Science. Real Learnings. Snap the blocks into place, close the circuit and the fan spins, the astronaut lights up, the projector throws planets across the ceiling. 500 built in puzzles, zero cards to lose. Just charge it, turn it on, and let the board do the teaching. Ages 3+ 500+ Built In Puzzles No Apps. No WiFi. USB Rechargeable Snap Together, No Wirings Product Specifications Material: ABS, Electronic Components What's in the
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