Jessi and Squeaks demonstrate how to keep a journal to trace the weather conditions. What an exciting notion during your temperature unit! Organic Weathering − This is a sort of weathering that happens as a result of microorganisms. Lichen, the symbiosis of fungi and algae, make the rocks susceptible to https://www.generationgenius.com/videolessons/weathering-and-erosion-video-for-kids/