US$ 127.47
Pay in 4 interest-free payments of $12.50 Learn more
They should be absolutely gentle and reliable
They manipulate the tree
Rock around the clock with the Rock With It
With bold stripe fur
Manicure storage bag
Structural Engineering - Bridges and Skyscrapers Dress-Up They should be absolutely gentleDo you ever wonder how bridges span huge distances and how skyscrapers stay standing? Structural engineers use physics and their knowledge of the properties of building materials and geometric shapes to design structures with sufficient strength and stability. With this kit of modular building pieces, you can learn the basics of structural engineering by conducting a series of 20 model building experiments. Each model demonstrates a basic principle of
US$ 127.47
US$ 19.80
US$ 90.00
US$ 11.82
US$ 27.00