Illustrations accompany the story about a day in the life of a sabre-tooth tiger, describing what the dinosaur looked like, where it lived, what it ate, and how it protected itself against enemies.
Provides information about the lives and achievements of ten of history's top inventors, including Archimedes, Johannes Gutenberg, and Alexander Bell, each with a related activity.
Explains the causes and consequences of climate change; describing the elements that make up a climate, climates throughout the world, weather cycles, and ecosystems; and discussing the greenhouse effect, acid rain, melting ice, and related topics.
An exploration of energy that discusses fossil fuels, renewable energy resources, hydropower, nuclear energy, hydrogen, carbon footprints, and other related topics.
Presents an introduction to the history of money, in simple text with illustrations, explaining how and why money was first created and how it has changed throughout time.
