This lesson explains what a fossil is and explores 4 different types of fossils - mold, cast, trace, and true form - including how they form with examples of each. This resource includes: a Google Slides lesson about the 4 types of fossilsa notes page (print and digital, color and black line)a worksheet (print an digital, color and black line)an answer keyGo through the Google Slides presentation as students take notes on the included notes page. After the lesson, students use their notes to com