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Bridge Building Challenge 
Popsicle Stick Bridge Building
Arch, truss, or beam bridge to be made out of popsicle sticks and hot glue. Width must be a minimum of four centimetres. The bridge must span distance of 40 centimetres. The bridge must be able withstand a maximum weight while not being too heavy. Each group must use at least 100 popsicle sticks for the construction of their bridge.
Rubric Code: JB367B
By michaellawrie
Ready to use
Public Rubric
Subject: Science  
Type: Project  
Grade Levels: 6-8

Powered by iRubric Forces Acting on Structures:
Popsicle Stick Bridge
  Level 1

(N/A)

Level 2

(N/A)

Level 3

(N/A)

Level 4

(N/A)

Appearance

Level 1

Struggled with (shapes, patterns, etc.)
Work is sloppy throughout.
Design is unattractive and/or plain.
Level 2

Limited (shapes, patterns, etc.)
Design and use of glue is messy at times.
Some visual appeal.
glue use..messy
Level 3

Overall, an attractive bridge (shapes, patterns, etc.)
Tidy work most of the time.
Visually appealing.
Level 4

Extremely aesthetic in design (shapes, patterns, etc.)
All constuction is clean and attractive.
Visually appealing.
Structure

Level 1

Basic beam bridge (no real design).
Does not span a gap of 40 cm (unstable or incomplete).
Width is not at least 5 cm but may exceed 15 cm
Did not maximize use of materials
Level 2

Beam, arch, or truss bridge with limited creative design.
Spans a gap of 40 cm, but remains unstable or incomplete in some way.
Width is at least 5 cm but may exceed 15 cm
Limited or over use of materials
Level 3

Arch or truss bridge designed with good creativity.
Spans a gap of 40 cm, is complete (at least 50 cm) and stable.
Width is at least 5 cm and less than 15 cm
Good use of materials.
Level 4

Arch or truss bridge designed with excellent creativity. Spans a gap of 40 cm is complete (at least 50 cm) and stable.
Width is at least 5 cm but less than 15 cm.
Excellent use of materials.
Weight to Strength Ratio

Level 1

Failed at a low weight due to a light weak structure
Level 2

Failed at a reasonalbe weight but the structure is very heavy
Level 3

Failed at good weight and has a good weight to strength ratio
Level 4

Failed at a high weight and has a great weight to strength ratio
Design and Presentation

Level 1

Bridge design does not match the design of the blueprint/sketch
Does not provide name of bridge or explain its design features
Provides limited pictures of real life bridges that match the one constructed
Level 2

Bridge design somewhat matches the design of the blueprint/sketch
Does not provide name of bridge
Briefly explains its design features
Provides limited pictures of real life bridges that match the one constructed
Level 3

Bridge blueprint/sketch mostly matches the design of the finished product
Accurately names the type bridge built and explains its design features
Provides good pictures of real life bridges that match the one constructed
Level 4

Bridge blueprint/sketch matches the design of the finished product
Accurately names the type bridge built and thoroughly explains its design features
Provides excellent pictures of real life bridges that match the one constructed



Keywords:
  • bridge, structures, forces, science


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