Challenge: Sediment Disaster!
What happened here?

You know dirt is a mixture of sediment types.

You know roads that look like the one in this picture are not good for driving.

Your challenge is to design the best dirt road so the fire fighters can do their job to protect us.

button link to the next activity: Mud Moves!
Photo of a seriously eroded road with a huge crevasse and a cartoon SUV stuck against a rock

Dirt roads are important.

Fire trucks need them.

Rangers use them on patrol.

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What do you
need to know?
Mud Disaster! Challenge
drawing of purple needle grass