Metamorphic rocks have a story to tell—formed from other kinds of rock, including other metamorphic rock, these rocks have been through a change in temperature, pressure, or physical stress that has made them look different. Sometimes even changed their whole chemical makeup is changed. Readers will be fascinated by the ways metamorphic rock can change, aided by a graphic organizer detailing the process. Full-color photographs and fun fact boxes will further engage readers with science content.