This title investigates the different elements that make up the Earth. The author explains the planet's fiery creation and its place in the Universe, and probes ocean depths as remarkable and varied as the continents above them. Practical experiments and projects reinforce the learning experience.

This guide examines the lives of these butterflies and moths. Myth boxes explore popular stories associated with butterflies, moths and caterpillars and 'Did You Know?' features provide amazing facts about these enchanting creatures.

Discover how humans populated the world and how farming and the first communities arose. Find out about early weapons and how the technology of warfare has evolved. Learn about improvements in science and medicine