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× Low Temperature Stirling Engine Motor Coffee Cup Stirling Engine Kit Education Toy $24.99
$24.99
× DIY Acoustic Levitation Electronics Makes Learning Kits for Science and Small Experimental Standing Waves $22.99
$22.99
× Water Tank Cooler Water Cooling Radiator with 2 9mm OD Connector and 1 Plug for Toyan FS-L400 4 Cylinder Four-stroke Engine $11.99
$11.99
× Solar Magnetic Levitation Model Mendocino Motor Engine Science Toy - Enginediy $39.99
$39.99

Cart Totals

Subtotal $99.96
Total $99.96