Earthquake Alarm Model Demonstration Physics Experiment DIY Science Educational Toys Kit
Eachine1
sku: 1287624
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$5.68
Shipping from: China
Description
Features: 1. Happy and easy to learn 2. Exercise your children practical ability 3. Train your children observation capability,thinking and analytical skills Note: The long terminal of light emitting diode is positive pole (+) and short terminal is negative pole (-). Package Included: 1 x Earthquake Alarm Physics Experiment Kit More Details:
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