Skip to content
🔥 Early Black Friday Sale: 12% OFF Sitewide with Code: BF12 | Up to 50% OFF Click Here for More Details!
🔥 Early Black Friday Sale: 12% OFF Sitewide with Code: BF12 | Up to 50% OFF Click Here for More Details!
Original price $109.99 - Original price $109.99
Original price
$109.99
$109.99 - $109.99
Current price $109.99

Stirling Engine Model Kit Vacuum Engine with Helicopter Design Single Stirling Engine Armored Edition

Stirling Engine Model Kit Vacuum Engine with Helicopter Design Single Stirling Engine Armored Edition Features: .100% brand new with high quality...

View full details
Original price $109.99 - Original price $109.99
Original price
$109.99
$109.99 - $109.99
Current price $109.99
Original price $64.99 - Original price $64.99
Original price
$64.99
$64.99 - $64.99
Current price $64.99

Automatic Boiler Pressure Regulator for Steam Engine

All Metal Automatic Boiler Pressure Regulator for Steam Engine Features: .The working pressure range is 5-90psi, and the flame height related to ...

View full details
Original price $64.99 - Original price $64.99
Original price
$64.99
$64.99 - $64.99
Current price $64.99
Original price $79.99 - Original price $79.99
Original price
$79.99
$79.99 - $79.99
Current price $79.99

ENJOMOR Speed-Controlled Single Cylinder Stirling Engine Model with Ball Bearing Flywheel - STEM Toys

Adjustable Speed Stirling Engine Model Science Experiment Stem Toy with Ball Bearing Flywheel - Red Features: .This Stirling engine model is n...

View full details
Original price $79.99 - Original price $79.99
Original price
$79.99
$79.99 - $79.99
Current price $79.99
Original price $59.99 - Original price $64.99
Original price
$59.99 - $64.99
$59.99 - $64.99
Current price $59.99

10cm Electronic Music Tesla Coil Artificial Lightning Hand Touch Magnetic Storm Coil Experimenting Device Teaching Tool Desktop Toy

10cm Electronic Music Tesla Coil Artificial Lightning Hand Touch Magnetic Storm Coil  Experimenting Device Teaching Tool Desktop Toy Features: .D...

View full details
Original price $59.99 - Original price $64.99
Original price
$59.99 - $64.99
$59.99 - $64.99
Current price $59.99
Original price $154.99 - Original price $154.99
Original price
$154.99
$154.99 - $154.99
Current price $154.99

Level 15 12V 2 Stroke Methanol Nitro Engine Generator Model with Cooling Fan (5V 1.5A USB Charging)

Level 15 12V Nitro Engine Generator Model with Cooling Fan (5V 1.5A USB Charging) Features: .This product is a modified self-made low-voltage gen...

View full details
Original price $154.99 - Original price $154.99
Original price
$154.99
$154.99 - $154.99
Current price $154.99
Original price $74.99 - Original price $74.99
Original price
$74.99
$74.99 - $74.99
Current price $74.99

Bluetooth Musical Tesla Coil Plasma Singing Loudspeaker Scientific Experiment Desktop Educational Toy

Bluetooth Music Tesla Coil Plasma Speaker Scientific Experiments Tool Educational Toy with AC100-240V Adapter Features: .Adopt the newly designed...

View full details
Original price $74.99 - Original price $74.99
Original price
$74.99
$74.99 - $74.99
Current price $74.99
Original price $19.99
Original price $19.99 - Original price $19.99
Original price $19.99
Current price $14.99
$14.99 - $14.99
Current price $14.99

Stark 2 Blades Vehicle-mounted Solar Windmill Motor Solar Toy Scientific Physics Toy

Features:Creative Technology Ornaments: Solar powered windmill motor model, and the base come with car glue, which can be used for car-mounted. The...

View full details
Original price $19.99
Original price $19.99 - Original price $19.99
Original price $19.99
Current price $14.99
$14.99 - $14.99
Current price $14.99
Sold out
Original price $149.99 - Original price $149.99
Original price
$149.99
$149.99 - $149.99
Current price $149.99

Stark Tesla's Egg of Columbus AC Motor Tesla Coil Motor Science Motor Model

在 Instagram 查看这篇帖子 physicsfun (@physicsfun) 分享的帖子 Features:Design Intention: Tesla's Egg of Columbus is one ...

View full details
Original price $149.99 - Original price $149.99
Original price
$149.99
$149.99 - $149.99
Current price $149.99
Original price $139.99 - Original price $139.99
Original price
$139.99
$139.99 - $139.99
Current price $139.99

Marx Generator Kit 10 Stage High Voltage DIY Lightning Experiment Educational Model - Enginediy

Marx Generator Kit 10 Stage High Voltage DIY Lightning Experiment Educational Model - EnginediyA Marx Generator is a clever way of charging a numb...

View full details
Original price $139.99 - Original price $139.99
Original price
$139.99
$139.99 - $139.99
Current price $139.99
Original price $59.99 - Original price $59.99
Original price
$59.99
$59.99 - $59.99
Current price $59.99

Singing Tesla Coil Music Kit Plasma Loudspeaker Wireless Transmission Experiment Desktop Toy Model - US Plug

  Singing Tesla Coil Music Kit Plasma Loudspeaker Wireless Transmission Experiment Desktop Toy Model - Enginediy Musical Tesla Coil (also known as...

View full details
Original price $59.99 - Original price $59.99
Original price
$59.99
$59.99 - $59.99
Current price $59.99
Original price $39.99 - Original price $39.99
Original price
$39.99
$39.99 - $39.99
Current price $39.99

Solar Magnetic Levitation Model Mendocino Motor Engine Science Toy - Enginediy

Solar Magnetic Levitation Model Mendocino Motor Engine Science Toy - Enginediy Enginediy Engine (sku:33ED2609292) is a real solar magnetic levitat...

View full details
Original price $39.99 - Original price $39.99
Original price
$39.99
$39.99 - $39.99
Current price $39.99
Original price $119.99 - Original price $119.99
Original price
$119.99
$119.99 - $119.99
Current price $119.99

Labs Demonstration Motor Generator Activity Model AC/DC Generator Demo Kit for Student

Labs Demonstration Motor Generator Activity Model AC/DC Generator Demo Set for Student Labs demonstration motor generator activity model allows stu...

View full details
Original price $119.99 - Original price $119.99
Original price
$119.99
$119.99 - $119.99
Current price $119.99
Sold out
Original price $179.99 - Original price $179.99
Original price
$179.99
$179.99 - $179.99
Current price $179.99

V8 Electromagnetic Engine 5V 4W 8 Coils High Speed V-Shaped Automobile Engine Model for Gift Collection

Electromagnetic Engine 5V 4W 8 Coils High Speed V-Shaped Automobile Engine Model for Gift Collection An electromagnetic engine model can be used ...

View full details
Original price $179.99 - Original price $179.99
Original price
$179.99
$179.99 - $179.99
Current price $179.99