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Showing 25–29 of 29 resultsSorted by latest

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  DIY Walkie-Talkie Science Kit: 200M Range Educational Wireless Communication Set for Kids 2pcs-set (STEM Learning)

  $59.00
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  50mm Fresnel Lens Viewfinder – 3D Printed Optimized Edition

  $5.90
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  Handheld Ion Cannon – Realistic Plasma Effect & DIY Pulse Model

  $39.90
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  Precision Remote-Controlled Electromagnetic Cannon DIY Kit

  $39.00 – $59.00Price range: $39.00 through $59.00
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  Electromagnetic coil accelerator 6-group coil perpetual motion machine model

  $199.00 Original price was: $199.00.$159.00Current price is: $159.00.