A fact-packed book that teaches children all about energy and how it works. From electricity and light, to heat and sound, learn how different types of energy are part of everything we do. Discover how a rainbow is made, what renewable energy is, and meet an energy expert. Darganfod! Egni includes information that is easily digestible and great for beginners.

Wyt ti wedi meddwl byth pam fod dy wallt di'n glynu wrth falŵn? Neu o ble mae tanwydd ffosil yn dod? Mae Darganfod! Egni yn orlawn o ffeithiau diddorol a lluniau anhygoel o fyd egni. Dyma lyfr bach sy'n llawn syniadau mawr.