- Username
- Password
forgot?

iRubric: Plastic straw Bridge rubric

edit print share Copy to my rubrics Bookmark test run assess... delete Do more...
Plastic straw Bridge Plastic straw Bridge Arch or beam bridge to be made out of plastic straws and tape. Width must be a minimum of ten centimetres. The bridge must span distance of 50 centimetres. The bridge must be able withstand a minimum of 500g of weight without failing or sagging more than one centimetre. Rubric Code: YX758WA By awindbrun Ready to use Public Rubric Subject: Science Type: Project Grade Levels: K-5

Forces Acting on Structures: Plastic straw Bridge
	Level 1 (N/A)	Level 2 (N/A)	Level 3 (N/A)	Level 4 (N/A)
Appearance	Level 1 Not aesthetically pleasing (shapes, patterns, colour, etc.) Work is sloppy throughout. Design is unattractive and/or plain.	Level 2 Limited aesthetics (shapes, patterns, colour, etc.) Design and use of tape is messy at times. Some visual appeal.	Level 3 Overall, an attractive bridge (shapes, patterns, colour, etc Tidy work most of the time. Visually appealing.	Level 4 Extremely aesthetic in design (shapes, patterns, colour, etc. All constuction is clean and attractive. Exceptionally visually appealing.
Structure	Level 1 Basic beam bridge (no real design). Does not span a gap of 50 centimetres (unstable or incomplete). Width is not at least 10 centimetres. Did not maximize use of materials (e.g. many popsicle sticks left over).	Level 2 Beam or arch bridge with limited creative design. Spans a gap of 50 centimetres, but remains unstable or incomplete in some way. Width is at least 10 centimetres. Good use of materials.	Level 3 Beam or arch bridge designed with good creativity. Spans a gap of 50 centimetres, is complete and stable. Width is at least 10 centimetres. Very good use of materials.	Level 4 Arch bridge designed with excellent creativity. Spans a gap of 50 centimetres is complete and stable. Width is at least 10 centimetres. Excellent use of materials.
Weight Held	Level 1 Failed at 500 grams	Level 2 Successfully held 500 grams.	Level 3 Held over 500 grams.	Level 4 Held over one kilogram.
Teamwork	Level 1 Partners ..no team work.. one person ran the show! No respect shown.	Level 2 Partners ..some team work. Some respect shown.	Level 3 Partners were working together, but occasionally distracted from their project in some way. Respect was observed most of the time.	Level 4 Each person was actively involved in the building process. All partners were treated with respect.