Average Reviews:
(More customer reviews)Winding the tuning coil was critical and ridiculously hard to do. Assembly of the cheap parts (toilet paper roll) and single plastic folding form was tough to get to stay fixed once assembled. Never got the radio to work although it did pick up some static.
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POOF-SLINKY: Crystal Radio Kit. Kids can build a working crystal radio that will pick up radio stations and allow them to experiment with radio waves while learning chemistry basics. No batteries or soldering are needed. This package contains: 1 diode, 1 base, four rubber bands, 1 tuning rod, 2 connecting wires, 1 coil wire, 1 sand paper, 1 earphone, three nuts, three bolts, four washers, 1 coil tube, 1 tuning ball and 1 instruction manual. Meets or exceeds ASTM F 963. Recommended for children ages 8 and up. WARNING: CHOKING HAZARD-Small parts. Not for children under 3 years.
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