Explain how soils are created and erode

THEME: The Living Soil–The Living Plant: We are all Interconnected and Related
STRAND: Science of Living Soil
GRADE LEVEL: 3-5

Key Concepts

Understand that weather, geologic forces, and human activity create different soil types, weathering, and erosion.— Analyze and classify various soil types in Hawaiʻi.

Lesson

Create a shake jar test (soil column) and identify components of soil (e.g., rocks, clay, sand, silt, humus). Observe and identify signs of erosion caused by water or wind in the garden.

Use quadrants to, compare and contrast, a compost pile in the, garden with a, decomposing area in a, forest, woods, beach, etc.

Design a model to, demonstrate a solution, to erosion.

Ahupua’a field trip to, identify signs of, erosion and, weathering; identify, composting in nature.

Write a legend or story, about the origin of, Hawaiiʻs soil

Activity

3 SL. 4 4 SL. 4 5 SL. 4