Showing 133–144 of 158 results

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Stem Model * | Enginediy Stark High Power Single Coil Electromagnet Reciprocating Motor Physical Experiment ModelStem Model * | Enginediy Stark High Power Single Coil Electromagnet Reciprocating Motor Physical Experiment Model
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Stark® Motor & Model

Stem Model * | Enginediy Stark High Power Single Coil Electromagnet Reciprocating Motor Physical Experiment Model

$38.27
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Stem Model * | Enginediy Stark Level 6 High Voltage Marx Generator Diy Lightning Educational ModelStem Model * | Enginediy Stark Level 6 High Voltage Marx Generator Diy Lightning Educational Model
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Stark® Motor & Model

Stem Model * | Enginediy Stark Level 6 High Voltage Marx Generator Diy Lightning Educational Model

$71.08
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Stem Model * | Enginediy Stark Level 8 Stator Silicon Steel Core Motor High Power Disc Brushless Motor Science ModelStem Model * | Enginediy Stark Level 8 Stator Silicon Steel Core Motor High Power Disc Brushless Motor Science Model
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Solar Magnetic Levitation Motor

Stem Model * | Enginediy Stark Level 8 Stator Silicon Steel Core Motor High Power Disc Brushless Motor Science Model

$83.77
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Stem Model * | Enginediy Stark Mini Plasma Speaker Diy Creative Music Toy Plasma Audio Technology Decoration Bluetooth VersionStem Model * | Enginediy Stark Mini Plasma Speaker Diy Creative Music Toy Plasma Audio Technology Decoration Bluetooth Version
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Stark® Motor & Model

Stem Model * | Enginediy Stark Mini Plasma Speaker Diy Creative Music Toy Plasma Audio Technology Decoration Bluetooth Version

$28.63
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Stem Model * | Enginediy Stark Mini Tesla Music Coil Speaker Plasma Singing Loudspeaker Experimenting Device Teaching Tool Desktop ToyStem Model * | Enginediy Stark Mini Tesla Music Coil Speaker Plasma Singing Loudspeaker Experimenting Device Teaching Tool Desktop Toy
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Stark® Motor & Model

Stem Model * | Enginediy Stark Mini Tesla Music Coil Speaker Plasma Singing Loudspeaker Experimenting Device Teaching Tool Desktop Toy

$22.39
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Stem Model * | Enginediy Stark Six Sides Blades U-Shaped Solar Motor Science Motor ModelStem Model * | Enginediy Stark Six Sides Blades U-Shaped Solar Motor Science Motor Model
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Solar Magnetic Levitation Motor

Stem Model * | Enginediy Stark Six Sides Blades U-Shaped Solar Motor Science Motor Model

$42.47
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Stem Model * | Enginediy Stark Unicoil Reciprocating Brushless Hall Motor Educational Technology ToysStem Model * | Enginediy Stark Unicoil Reciprocating Brushless Hall Motor Educational Technology Toys
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Stark® Motor & Model

Stem Model * | Enginediy Stark Unicoil Reciprocating Brushless Hall Motor Educational Technology Toys

$19.59
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Stem Model * | Enginediy Stark Vehicle-Mounted Solar Double Windmill Motor Model Science Motor Model ToyStem Model * | Enginediy Stark Vehicle-Mounted Solar Double Windmill Motor Model Science Motor Model Toy
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Solar Magnetic Levitation Motor

Stem Model * | Enginediy Stark Vehicle-Mounted Solar Double Windmill Motor Model Science Motor Model Toy

$14.31
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Stem Model * | Enginediy Stark Vertical Maglev High Speed Brushless Motor Science Motor ModelStem Model * | Enginediy Stark Vertical Maglev High Speed Brushless Motor Science Motor Model
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Solar Magnetic Levitation Motor

Stem Model * | Enginediy Stark Vertical Maglev High Speed Brushless Motor Science Motor Model

$38.27
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Stem Model * | Enginediy Stirling Engine Kit Electricity Generator With Led LightStem Model * | Enginediy Stirling Engine Kit Electricity Generator With Led Light
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Mini Generator

Stem Model * | Enginediy Stirling Engine Kit Electricity Generator With Led Light

$33.02
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Stem Model * | Enginediy Stirling Engine Model Squirrel Design Single Cylinder Stirling Engine With Electricity Led GeneratorStem Model * | Enginediy Stirling Engine Model Squirrel Design Single Cylinder Stirling Engine With Electricity Led Generator
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Mini Generator

Stem Model * | Enginediy Stirling Engine Model Squirrel Design Single Cylinder Stirling Engine With Electricity Led Generator

$28.63
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Stem Model * | Enginediy Tc Handheld Tesla Coil With 10Cm Long Arc Artificial Lightning Generator Educational Science Experiment Us PlugStem Model * | Enginediy Tc Handheld Tesla Coil With 10Cm Long Arc Artificial Lightning Generator Educational Science Experiment Us Plug
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Stem Model

Stem Model * | Enginediy Tc Handheld Tesla Coil With 10Cm Long Arc Artificial Lightning Generator Educational Science Experiment Us Plug

$34.27