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ENJOMOR Retro Metal Steam Engine with Boiler - Vertical Transparent Cylinder Steam Engine Model - STEM ToyENJOMOR Retro Metal Steam Engine with Boiler - Vertical Transparent Cylinder Steam Engine Model - STEM Toy
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Engine Model

ENJOMOR Retro Metal Steam Engine with Boiler – Vertical Transparent Cylinder Steam Engine Model – STEM Toy

Original price was: $129.99.Current price is: $90.89.
ENJOMOR Speed-Controlled Single Cylinder Stirling Engine Model with Ball Bearing Flywheel - STEM ToysENJOMOR Speed-Controlled Single Cylinder Stirling Engine Model with Ball Bearing Flywheel - STEM Toys
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Experiment Model

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

$55.99
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ENJOMOR Stirling Engine Model Generator with Bulb and Voltage Digital Display Meter - STEM ToyENJOMOR Stirling Engine Model Generator with Bulb and Voltage Digital Display Meter - STEM Toy
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Electric Generator Model

ENJOMOR Stirling Engine Model Generator with Bulb and Voltage Digital Display Meter – STEM Toy

Original price was: $69.99.Current price is: $51.89.
ENJOMOR Vintage γ-Type Stirling Engine Kit with Luminous Flywheel - STEM ToyENJOMOR Vintage γ-Type Stirling Engine Kit with Luminous Flywheel - STEM Toy
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Diy Model

ENJOMOR Vintage γ-Type Stirling Engine Kit with Luminous Flywheel – STEM Toy

$27.99
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ENJOMOR γ-Type Hot Air Stirling Engine Model Kit STEM Educational Toy- EnginediyENJOMOR γ-Type Hot Air Stirling Engine Model Kit STEM Educational Toy- Enginediy
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Diy Model

ENJOMOR γ-Type Hot Air Stirling Engine Model Kit STEM Educational Toy- Enginediy

Original price was: $39.99.Current price is: $29.99.
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EPHIL XG-20cc-S Glow Plug Two-Stroke Single Cylinder Gasoline Engine Model for Fixed-Wing Aircraft ModelsEPHIL XG-20cc-S Glow Plug Two-Stroke Single Cylinder Gasoline Engine Model for Fixed-Wing Aircraft Models
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All Accessories

EPHIL XG-20cc-S Glow Plug Two-Stroke Single Cylinder Gasoline Engine Model for Fixed-Wing Aircraft Models

Original price was: $280.99.Current price is: $126.99.
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Fast Heating Ceramic Core Soldering Iron Kit for Home Repair ElectronicsFast Heating Ceramic Core Soldering Iron Kit for Home Repair Electronics
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Diy Model

Fast Heating Ceramic Core Soldering Iron Kit for Home Repair Electronics

Original price was: $14.99.Current price is: $10.89.
Ford Mustang V8 Engine Model Kit - Build Your Own V8 Engine - EnginediyFord Mustang V8 Engine Model Kit - Build Your Own V8 Engine - Enginediy
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Build Your Own Engine

Ford Mustang V8 Engine Model Kit – Build Your Own V8 Engine – Enginediy

$126.89
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Glow Tesla Coil High Voltage Ion Experiment, Desktop Electric Display with Audio InputGlow Tesla Coil High Voltage Ion Experiment, Desktop Electric Display with Audio Input
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Experiment Model

Glow Tesla Coil High Voltage Ion Experiment, Desktop Electric Display with Audio Input

Original price was: $85.99.Current price is: $59.99.
Handheld Tesla Coil with 10cm Long Arc Artificial Lightning Generator Educational Science Experiment - US PlugHandheld Tesla Coil with 10cm Long Arc Artificial Lightning Generator Educational Science Experiment - US Plug
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Experiment Model

Handheld Tesla Coil with 10cm Long Arc Artificial Lightning Generator Educational Science Experiment – US Plug

$54.99
Harmonic Wave Equatorial Mount Telescope Deep Space Photography Outdoor Theodolite with Upgraded TripodHarmonic Wave Equatorial Mount Telescope Deep Space Photography Outdoor Theodolite with Upgraded Tripod
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Astrophotography Equipment

Harmonic Wave Equatorial Mount Telescope Deep Space Photography Outdoor Theodolite with Upgraded Tripod

$122.89
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Hero's Engine Bladeless Radial Steam Ball Model Kit-Build Your Own EngineHero's Engine Bladeless Radial Steam Ball Model Kit-Build Your Own Engine
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Build Your Own Engine

Hero’s Engine Bladeless Radial Steam Ball Model Kit-Build Your Own Engine

Original price was: $79.99.Current price is: $54.89.
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