Energy is everywhere. Introduce young readers to mechanical energy with this visually engaging text. Mechanical energy is defined through accessible language, explaining basic concepts such as potential and kinetic energy. Learn how mechanical energy has been harnessed in inventive ways over the course of history. Readers discover different sources of mechanical energy and how it can be transformed through real-world examples. The text also shares opportunities to observe and measure mechanical energy in the classroom and beyond, and it features questions that encourage the reader to investigate the topic further.