Large shallow tray.
Sand, soil, and small rocks.
Water.
Food coloring (optional).
Notebooks and pencils..Create Model: Build a model of a watershed in a shallow tray using sand, soil, and rocks.
Simulate Rain: Pour water over the model to simulate rain and observe how it flows through the watershed.
Add Food Coloring: (Optional) Add food coloring to the water to better observe flow patterns.
Observe Effects: Note how water moves through the landscape and collects in low areas.
Record Findings: Write down observations and conclusions about how land features affect water flow.
Discussion: Discuss the importance of watersheds and how they affect the environment.