Some shapes are made from only curved sides. Some shapes have a mixture of curved and straight sides. Have a look around. Can you see any shapes that use straight lines? Can you see any shapes ...

You can get pyramids with different shaped bases. Triangles, pentagons, hexagons, any shape. And a circle becomes a sphere with just one large, curved face, like a ball. Perfect for, uh ...

These labs simplify the real-life conditions that affect structures (shapes), in order to illustrate key concepts. In the real world, many variables affect the strength and stability of any give ...