Simple Machines: Wedge Model

A wedge is a simple machine that changes the direction of a force. Help students understand the advantages of wedges using this model from Eisco®. A teacher's manual containing student experiment worksheets is included. A hammer (item #646241), nails (item #974490), bolts (item #973445), and a block of wood (item #971740) are needed to complete the experiments but are not included.