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iRubric: Trebuchet Toss rubric

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Trebuchet Toss Trebuchet Toss Students design, build, and test a model trebuchet. Rubric Code: CXXA476 By jayhop Ready to use Public Rubric Subject: Engineering Type: Project Grade Levels: 9-12

Trebuchet Toss
	Unsatisfactory 1 pts	Fair 3 pts	Good 4 pts	Excellent 5 pts
Planning Stage	Unsatisfactory Student did not complete any drawings or research handouts.	Fair Parts of the required drawing and research are missing.	Good Student completed the required drawings some dimension were missing.dimension were Research handout was complete.	Excellent Student completed drawings with no missing information. Research handout was complete.
Construction Phase	Unsatisfactory Student did not attempt to build a working trebuchet.	Fair Student did not finish the trebuchet. Construction was started but the model was not ready for testing or did not work properly. The quality of construction was fair.	Good Student completed a working trebuchet but did not reach 75 feet in the air throws. The quality of construction was good.	Excellent Student completed a working trebuchet, the trebuchet did reach 75 feet in the air throws. The quality of construction was excellent.
Testing Phase	Unsatisfactory Student did not test the trebuchet.	Fair Student tested their trebuchet but were unable to make the trebuchet work.	Good Student tested their trebuchet but did not reach the 75 feet range.	Excellent Student tested their trebuchet and made the correct adjustments to get the trebuchet to get the trebuchet to throw 75 feet or longer.
Presentation	Unsatisfactory Student did not produce a presentation.	Fair Students produced a presentation but did include all information or was not was not 3 to 5 min in length.	Good Presentation contained all information but was not 3 to 5 minutes in length.	Excellent Presentation contained all information and was 3 to 5 minutes in length.