This book presents information on clouds, describing stratus, cumulus, cirrus, and cumulonimbus clouds.

Much of our understanding of ancient plants and animals comes from the fossil record. Big or small, fossils offer images of life on Earth from billions of years ago! Young paleontologists will solidify their interests by learning how to study fossils in this fascinating title.

Scientists categorize rocks into three different groups depending on how the rock was formed. Humans have used rocks from all groups as tools and in construction for thousands of years. Readers will be amazed to learn how heat, pressure, magma, and even water bring minerals together to form these useful compounds in this elementary title.