Darganfod Egni

Bücher

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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... -- Cyngor Llyfrau Cymru