iRubric: STEM Hydraulic Arm Rubric

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STEM Hydraulic Arm Rubric

Science hydraulic arm Project

Working in teams the students are going to build a hydraulic arm.

Rubric Code: KXB548W

By kthetford

Ready to use

Public Rubric

Subject: Science

Type: Project

Grade Levels: 6-8

Group Insulation Research Enter rubric description
	Excellent 20 pts	Good 17 pts	Fair 15 pts	Poor 10 pts	Not completed 0 pts
Effectiveness Mechanical ARm Pick up a can 2 inches in the air.	Excellent The arm could pick up a golf ball and pick it up 2 inches or more.	Good The arm could pick up the can, but could not get it up 2 inches	Fair The arm could move, but was not able to pick up the can	Poor The arm was not able to move at all	Not completed Arm not completed
Effectiveness Mechanicx Move the can over 6 inches	Excellent The arm could move the can over 6 inches or more.	Good the arm could move the can over more than 4 inches but less than 6.	Fair The arm could move the can more than 0 inches but less than 4.	Poor The arm was not able to move the can	Not completed Arm not completed
Plan & Improvement Plans are detailed and improved design.	Excellent The group had a detailed design plan that included measurements and labeled parts. The group altered at least 2 aspects of their design.	Good The group had a detailed design plan that included measurements. The group altered at least 1 aspects of their design.	Fair The group had a rough design plan. The group made no design changes.	Poor The group had a few pieces on the design plan. The group made no design changes.	Not completed There was no design plan
Create	Excellent Great care taken in construction process so that the structure follows plans accurately.	Good Construction was careful and accurately followed the plans.	Fair Construction was careful and somewhat followed the plans.	Poor Construction was somewhat careful and most aspects are different than the plans	Not completed Construction was not complete.
Base & Stand Individual grade	Excellent Base is sturdy and works appropriately without help. The syringe makes the stand move side to side.	Good Base is sturdy but does not work without help. The syringe partially moves the stand side to side.	Fair Base is not sturdy and does not work without help. The syringe does not move the stand side to side.	Poor Base does not work at all. The syringe does not move the stand.	Not completed There is no base. There is no syringe.
Arm	Excellent Arm pivots in 2 places vertically using 1 to 2 syringes.	Good Arm pivots in 1 place vertically using 1 to 2 syringes.	Fair Arm does not pivot but does move vertically using at least 1 syringe.	Poor Arm does not move with the use of a syringe	Not completed There is no arm.
Hand	Excellent Hand opens and closes using 1 syringe.	Good Hand partially opens and closes using 1 syringe.	Fair Hand only opens or closes (not both) using 1 syringe.	Poor Hand does not open or close with the use of a syringe.	Not completed There is no hand.

Subjects:

Science

Types:

Project

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