The land, water, and air on our planet are always changing! Learn about the water cycle, the rock cycle, volcanoes and earthquakes, fires and floods, adaptation, and more. The earth is always changing, but it is just a part of life. Vibrant images pair with easy-to-read text to keep students engaged from cover to cover. This reader also includes instructions for an engaging science activity where students can plant some seeds to see how living things change. A helpful glossary and index are also included for additional support.