Topics covered: Plate Tectonics, Fossils, Properties of Soil, Layers of the Earth, Cave Exploration, Earth Materials, Gemstones, Weathering and Erosion, Sedimentary Rock, Geology Terms.Add some fun and excitement to your earth science lessons with this bundle of 13 word search and crossword puzzle worksheets. Kids (and adults too!) love puzzles and these ones are educational AND fun. Ready to print and go - puzzles make great no prep activities for early finishers, bell ringers, morning work, h