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× Waterwheel that Works - Water Wheel Model Kit - TECHING Waterwheel DIY Assembly 3D Metal Mechanical Puzzle Energy Education Collection 202Pcs $99.99
$99.99
× Wooden Base for MUSA F1-2.7cc Engine Models $48.99
$48.99
× Valve for Holt H75 Engine Model $5.99
$5.99
× Metal Single Cylinder Stirling Engine Mini Generator Model with Base Physical Experiment Toy Creative Gift $56.06
$56.06
× 3D Printed Aero Engine Turbofan Engine Model DIY Stem Engine Toy - Static Version $28.99
$28.99

Cart Totals

Subtotal $240.02
Total $240.02