For Teachers Breaking it Down  Weathering and Erosion lesson plan Where has all the Top Soil Gone? (lesson plan) Slip Sliding Away lesson plan with handouts, classroom activities Going Going .. How was the Grand Canyon Formed?  Dig This - Erosion Investigation The Difference Between Weathering and Erosion (lesson plan) Weathering & Erosion Free Presentations in PowerPoint format for K-12 Science  For Kids Games & Kids Sites  Resources Free Clip Art Free Presentations in PowerPoint format for K-12 Science  Video Clips for Science    All Rights Reserved    Clip Art Credit: Phillip Martin Have a great year!