iRubric: Science Buoyancy/boat project rubric

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Science Buoyancy/boat project

Students are expected to make a boat of appropriate, accessible and home, materials. The boat must float and carry a small weight.

Rubric Code: X22379X

By dlmcdonald

Ready to use

Public Rubric

Subject: Science

Type: Project

Grade Levels: K-5, Undergraduate

Boat project Students are expected to make a boat of appropriate, accessible and home, materials. The boat must float and carry a small weight.
	Level 1 (N/A)	Level 2 (N/A)	Level 3 (N/A)	Level 4 (N/A)
Materials Used materials that are buoyant.	Level 1 Did not use materials that repell water.	Level 2 Use some materials that repell water.	Level 3 Use mostly materials that repell water.	Level 4 Used all materials that repell water.
Finished Boat Floats and holds weight	Level 1 The boat did not float or hold the weight.	Level 2 The boat floated without any weight, but sunk when weight was added.	Level 3 The boat floated well and sunk just a little when the weight was added.	Level 4 The boat floated very well with and without the weight.
Evaluate and explain Evaluate and explain the appropriateness of various materials to the construction of the watercraft.	Level 1 Cannot explain how why I chose the materials I did.	Level 2 I can somewhat explain why I choose the materials I did.	Level 3 I can most explain why I choose the materials I did.	Level 4 I have no problem explaining why I choose the materials I did.
Stability	Level 1 Tips over right away.	Level 2 Tips over after 30 seconds.	Level 3 Tips over after 2 minutes.	Level 4 Does not tip over.
Waterproof	Level 1 Fills with water.	Level 2 Slowly gets water in.	Level 3 Waterproof for 2 minutes.	Level 4 Always waterproof.