Böcker av Peter Mellett

The ancient pyramids contain some of the greatest mysteries of history; this fascinating fact file and learn-it-yourself book unlocks the secrets of all kinds of pyramids from around the world, and hands-on projects include measuring the heights of pyramids, writing in hieroglyphs and growing your own pyramid crystals.

Trees grow all over the world, from the frozen Arctic to the steamy jungles around the Equator. This fact file and learn-it-yourself book reveals the secret life of trees - how leaves make food by photosynthesis, what goes on inside the trunk, how to work out a tree's age, and more.