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iRubric: Toothpick Bridge Building rubric

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Toothpick Bridge Building Toothpick Bridge Building Bridge must be designed and constructed out of toothpicks and glue only. The bridge must be built to allow passage of a car to pass. Rubric Code: U24X844 By Sdunn411 Ready to use Public Rubric Subject: Physics Type: Project Grade Levels: 6-8

Score
	Advanced 4 pts	Profecient 3 pts	Basic 2 pts	Below Basic 1 pts
TeamWork	Advanced Each member had a clear understanding of his/her job and performed duties well. Members were able to compromise when different opinions were held.	Profecient Each member had a clear understanding. Had to be redirected when off task..occurred more than once but less than four times.	Basic Members had to be retaught job responsibilities. Teacher intervention needed to settle difference of opinions.	Below Basic Frequent absences by members caused disruption of work. Intervention was needed when there was a difference of opinion. Members had to be continually redirected to task.
Material	Advanced The group used only the materials toothpicks and glue. The group did not waste any material.	Profecient The group used only the materials toothpicks and glue. The group wasted some material making their bridge.	Basic The group used only the materials toothpicks and glue. The group wasted a lot of material making their bridge.	Below Basic The group used materials other than toothpicks and glue.
Dimensions	Advanced Bridge is between 15 and 24 inches long, under 5 inches wide, and under 10 inches tall.	Profecient Bridge is between 15 and 24 inches long and either over 5 inches wide, or over 10 inches tall.	Basic Bridge is between 15 and 24 inches long, but over 5 inches wide and over 10 inches tall.	Below Basic Bridge is longer than 24 inches.
Weight	Advanced Bridge is able to support at least 1000 grams.	Profecient Bridge can support between 750 and 1000 grams.	Basic Bridge can support between 500 and 750 grams.	Below Basic Bridge can support between 250 and 500 grams.
Usable	Advanced A hot wheels car is able to be pushed across the bridge without stopping.	Profecient A hot wheels car is able to be pushed across the bridge with only one stop.	Basic A hot wheels car is able to be pushed across the bridge with only two stop.	Below Basic A hot wheels car is able to be pushed across the bridge with only three stop.