iRubric: Toothpick bridge rubric

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Toothpick bridge Rubric Code: R2C5BC By Pugsiejoe Draft Public Rubric Subject: Science Type: Project Grade Levels: 6-8, 9-12, Undergraduate

Toothpick Bridge
	Poor (N/A)	Fair (N/A)	Good (N/A)
Design	Poor Written plan is not shown. The bridge does not meet minimum design specifications.	Fair The bridge reflects some real world usage. Bridge roughly follows written plan. Planning is seen in the final product. Bridge meets minimum specifications.	Good The design is realistic. Bridge follows written plan. Careful planning is seen in the final constructed bridge. The bridge exceeds minimum specifications.
Construction	Poor Poor use of building materials. Glue is sloppy and messy with excess use in uneeded areas. Bridge is crooked and not lined up.	Fair Building materials are used well, but not to the best usage. Glue is appropriate, but not neat. Bridge is lined up, but not squared up.	Good Excellent use of building materials to greatest effect. Final product is clean and neat. Bridge is lined up and square.
Test	Poor Bridge held less than minimum wieght of 5 pounds.	Fair Bridge held up minimum weight of 5 pounds.	Good Bridge held up more than the minimum weight of 5 pounds.