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× Mini Hot Air Stirling Engine Single Cylinder Engine Motor Model STEM Educational Toy - Enginediy $20.99
$20.99
× DIY Acoustic Levitation Electronics Makes Learning Kits for Science and Small Experimental Standing Waves $22.99
$22.99
× Multi Stage Steam Turbine Physics Equipment Demonstration Educational Toy Enginediy $34.99
$34.99

Cart Totals

Subtotal $78.97
Total $78.97