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Ships within 48 hours · Estimated delivery Sep 17 - Sep 22
• portable & rechargeable litium-ion battery - compact size and convenient USB charging (USB cable included)
Dimensions: (Box) 18 x 15 x 4cm
This category of lenses
Take care: Bonnets should machine wash cold hand-wash/delicate cycle
As a child
Structural Engineering- Bridges and Skyscrapers age3-4 • portable & rechargeable litium-ionDo you ever wonder how bridges span huge distances and how skyscrapers stay standing? Structural engineers use physics and their knowledge of the properties of building materials and geometric shapes to design structures with sufficient strength and stability. With this kit of modular building pieces, you can learn the basics of structural engineering by conducting a series of 20 model building experiments. Each model demonstrates a basic principle of
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