Showing 97–108 of 158 results

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Stem Model * | Enginediy Marx Generator Kit 6 Stage High Voltage Diy Lightning Experiment Electric Arc Educational Model KitStem Model * | Enginediy Marx Generator Kit 6 Stage High Voltage Diy Lightning Experiment Electric Arc Educational Model Kit
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Experiment Model

Stem Model * | Enginediy Marx Generator Kit 6 Stage High Voltage Diy Lightning Experiment Electric Arc Educational Model Kit

$52.07
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Stem Model * | Enginediy Marx Generator Kit Level 20 High Voltage Diy Lightning Experiment Educational ModelStem Model * | Enginediy Marx Generator Kit Level 20 High Voltage Diy Lightning Experiment Educational Model
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Experiment Model

Stem Model * | Enginediy Marx Generator Kit Level 20 High Voltage Diy Lightning Experiment Educational Model

$83.69
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Stem Model * | Enginediy Metal 4-Stroke Wankel Rotary Engine Model Simulation Rotor Engine Model Educational Toys GiftsStem Model * | Enginediy Metal 4-Stroke Wankel Rotary Engine Model Simulation Rotor Engine Model Educational Toys Gifts
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Experiment Model

Stem Model * | Enginediy Metal 4-Stroke Wankel Rotary Engine Model Simulation Rotor Engine Model Educational Toys Gifts

$75.67
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Stem Model * | Enginediy Metal Mini Type Single-Cylinder Electromagnetic Engine Cannon Model Operable Engine Physics Science Experiment Toy (6-12V Supply Voltage)Stem Model * | Enginediy Metal Mini Type Single-Cylinder Electromagnetic Engine Cannon Model Operable Engine Physics Science Experiment Toy (6-12V Supply Voltage)
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Electromagnetic Motor

Stem Model * | Enginediy Metal Mini Type Single-Cylinder Electromagnetic Engine Cannon Model Operable Engine Physics Science Experiment Toy (6-12V Supply Voltage)

$35.12
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Stem Model * | Enginediy Metal Six-Cylinder Brushless Electromagnetic Engine Model Scientific Educational ToysStem Model * | Enginediy Metal Six-Cylinder Brushless Electromagnetic Engine Model Scientific Educational Toys
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Electromagnetic Motor

Stem Model * | Enginediy Metal Six-Cylinder Brushless Electromagnetic Engine Model Scientific Educational Toys

$83.89
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Stem Model * | Enginediy Mini Duke Engine Model 3-Cylinder Swashplate Engine Brushless Electromagnetic Motor Model Technology ToyStem Model * | Enginediy Mini Duke Engine Model 3-Cylinder Swashplate Engine Brushless Electromagnetic Motor Model Technology Toy
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Electromagnetic Motor

Stem Model * | Enginediy Mini Duke Engine Model 3-Cylinder Swashplate Engine Brushless Electromagnetic Motor Model Technology Toy

$80.34
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Stem Model * | Enginediy Mini Musical Tesla Coil Plasma Speaker Singing LoudspeakerStem Model * | Enginediy Mini Musical Tesla Coil Plasma Speaker Singing Loudspeaker
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Stem Model

Stem Model * | Enginediy Mini Musical Tesla Coil Plasma Speaker Singing Loudspeaker

$23.43
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Stem Model * | Enginediy Miniature 12V Dc Generator For Semto St-Nf2 Engine Diy Modification MotorStem Model * | Enginediy Miniature 12V Dc Generator For Semto St-Nf2 Engine Diy Modification Motor
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Electric Generator Model

Stem Model * | Enginediy Miniature 12V Dc Generator For Semto St-Nf2 Engine Diy Modification Motor

$33.97
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Stem Model * | Enginediy Music Tesla Coil Mini Flat Coil Music Box Model With Lightning Experimental Technology Creative Toy Us PlugStem Model * | Enginediy Music Tesla Coil Mini Flat Coil Music Box Model With Lightning Experimental Technology Creative Toy Us Plug
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Stem Model

Stem Model * | Enginediy Music Tesla Coil Mini Flat Coil Music Box Model With Lightning Experimental Technology Creative Toy Us Plug

$26.03
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Stem Model * | Enginediy Music Tesla Coil Plasma Loudspeaker With 100-200V AdapterStem Model * | Enginediy Music Tesla Coil Plasma Loudspeaker With 100-200V Adapter
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Stem Model

Stem Model * | Enginediy Music Tesla Coil Plasma Loudspeaker With 100-200V Adapter

$32.02
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Stem Model * | Enginediy Music Tesla Coil Plasma Speaker With 100-240V AdapterStem Model * | Enginediy Music Tesla Coil Plasma Speaker With 100-240V Adapter
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Stem Model

Stem Model * | Enginediy Music Tesla Coil Plasma Speaker With 100-240V Adapter

$30.78
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Stem Model * | Enginediy Music Tesla Coil Plasma Speaker With 50Cm Electric ArcStem Model * | Enginediy Music Tesla Coil Plasma Speaker With 50Cm Electric Arc
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Stem Model

Stem Model * | Enginediy Music Tesla Coil Plasma Speaker With 50Cm Electric Arc

$81.11