Making Machines with Ramps and Wedges looks at everything from ramps and wedges in history, such as stone axes, to the role of these simple machines in more com

A hands-on approach introduces young scientists to ramps and wedges. Science theory and practical, fun projects teach the physics and the technology behind this

Takes a look at ramps and wedges, what they are, how they are used, and how they help us.

A hands-on approach introduces young scientists to the lever. Science theory and practical, fun projects teach the physics and the technology behind this simple