Simple machines set lets students construct and examine simple machines to develop a deeper understanding of how they make work easier. Set includes enough pieces to build a lever, pulley, inclined plane, wheel and axle, and wedge at the same time. Included weights help children explore effort, force, load, motion and distance for a more expansive way to learn. Labeled pieces assemble easily and separate for convenient storage. Included activity guide helps encourage a fun learning experience. Set is designed for children ages 10 and up.