Fossils tell scientists what life was like long ago. They are the record of remains of a plant or animal that lived in the past. Only those buried quickly and protected from decay can become fossils. Take a close look at rocks through the geoscopes. The tiny pieces of different colors and shapes are minerals.
Most rocks are a mixture of various minerals.
Scientists who study rocks are called geologists . The three main groups of rocks are igneous , sedimentary , and metamorphic . A chart is provided for classifying the minerals you have observed as you use the geoscope with your choice of either white or ultraviolet light. Life Changes Many things have changed throughout time. A wall mural is provided, along with a chart for identification of the Progression of Life's geological time.