This is a learning activity all about fossils to help kids understand what they are and why they're important. The activity includes: Reading Passages – There are two short, kid-friendly articles: One explains the different types of fossils (trace, mold, cast, and true form). The other explains what fossils teach us about the Earth, such as past climates, extinct animals, and how the Earth has changed. Short Response Questions – After each section, there are simple questions to help stude