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Da Vinci Hydraulic Saw Functional Wooden Model, 3D STEM Building Kit
artoya
$89.95A functional wooden model of Leonardo Da Vinci's Hydraulic Saw. It demonstrates how an industrial hydraulic saw works. By using a clever mechanism, the saw is powered by water from a stream, allowing...$89.95Qty in Cart: 0Price:$89.95Subtotal: -
Pocket Sundial 3D Wooden STEM Model 5-Pack
artoya
$49.75The artoya Pocket Sundial 3D Wooden STEM Model is a must-have for any adventurer or navigator! This multi-pack includes 5 identical items, making it ideal for classes and group activities. With a...$49.75Qty in Cart: 0Price:$49.75Subtotal: