Soil Composition: Then and Now
Students identify the location of their school from a 1926 digitized Soil Sample map. Using remaining landforms, they determine the type of soil identified during that time, and compare it to the soil currently found near the school.
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Components of Soil and Water Retention
What type of soil holds in moisture the best? Find out with a guided-inquiry based lesson in which scholars investigate three types of soil—sand, clay, and silt—and the ability of each to retain waiter for plant growth. Learners graph...
3rd - 5th Science CCSS: Adaptable
What's the Dirt on ... Dirt?
Dirt or soil? What's the difference? Actually, dirt is soil as explained by the video's high-energy speaker who goes on to emphasize its importance. She describes the composition of soil as minerals, water, air, and organic matter that...
4 mins K - 5th Science CCSS: Adaptable