Collection: 50-100 usd
- Singing Tesla Coil Music Kit Plasma Loudspeaker Wireless Transmission Experiment Desktop Toy Model - US Plug(37)
- Regular price
- $59.99
- Sale price
- $59.99
- Regular price
-
$0
Sold out - Aeolipile Mini Steam Engine Full Metal Hero's Engine Model Physics Toy - Enginediy(28)
- Regular price
- $59.99
- Sale price
- $59.99
- Regular price
-
$0
Sold out - Stirling Engine Model Hot Air Stirling Engine Electricity Generator with Colorful LED - Enginediy(31)
- Regular price
- $64.99
- Sale price
- $64.99
- Regular price
-
$0
Sold out - V8 Engine Model Kit - Build Your Own V8 Engine - Science Experiment STEM Toy - Enginediy(23)
- Regular price
- $89.99
- Sale price
- $89.99
- Regular price
-
$99.99
Sold out - Bluetooth Musical Tesla Coil Plasma Speaker with Long Arc and Bluetooth Music Dual Mode Vinyl Record Shaped(18)
- Regular price
- $69.99
- Sale price
- $69.99
- Regular price
-
$0
Sold out - Low Temperature Stirling Engine Stainless Steel Engine Model Toy for Intelligence Development(21)
- Regular price
- $59.99
- Sale price
- $59.99
- Regular price
-
$0
Sold out - DIY Assembly Steam Engine Kit Model Science Experiment with Electric Generator(8)
- Regular price
- $54.99
- Sale price
- $54.99
- Regular price
-
$0
Sold out - Musical Tesla Coil Plasma Horn Electronic Science Technology Experiments Educational Toy(3)
- Regular price
- $64.99
- Sale price
- $64.99
- Regular price
-
$0
Sold out
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