1. Bridge Design Project Margaret Hirsch, Millington-Central High School Crista Sabo, Bolton High School Angela Tobias, Houston High School

2. Each Group Will: Design a Bridge Build a Bridge Present Research and Conclusions

3. Bridge Design Research History Research Geometry Design - -Plan to Distribute Weight - -Connection Joints Make the Difference Draw Blueprints Good Joint Bad Joint

4. Blueprints Drawn on White Paper At least a top view and a side view Include Written Measurements Side Perspective Top Perspective

5. Bridge Construction General Good Carpentry Ideas - -Measure twice, cut once - -Practice Use the blueprints as a guidelineblueprints Tape straws together

6. Rules for Bridge Design Goal - -Support as much weight as possible. Dimensions - -Span Length: 18.00 in - -Span Width: 6.00 in Materials and Elements - -30 Straws - -One Roll of Scotch Tape - -1 Paper Cup

7. Bridge Presentation They all get broken - -Each bridge is placed on the “Canyon of Destruction.” Additional weight will be added until the bridge collapses or the cup falls off the bridge.

8. Presentation -Written questionnaire -Journal entries -Oral and Visual information ¥5-7 minutes ¥Describe bridge design ¥Demonstrate how much mass it supports ¥Critique the success of your bridge design Bridge Presentation

9. Scoring 200 Points Total - -60 pt. Blueprint QualityBlueprint Quality - -60 pt. Bridge QualityBridge Quality - -80 pt. Research and Presentation QualityResearch and Presentation Quality

10. 60 pt. Blueprint 10 pt. Creativity 20 pt. Neatness 30 pt. 2 views (at least) - -Side View - -Top View - -Add Front View if needed

11. 60 pt. Bridge 30 pt. Weight Categories - -00-10 pennies - -11-20 pennies - -21-30 pennies - -31-40 pennies - -41-50 pennies - -51-60 pennies - -61 & up pennies 20 pt. Finished Bridge Fits Design 10 pt. Aesthetic

12. 30 pt. Written Questionnaire 30 pt. Visual/Oral Presentation - -Organization (10 points) - -Informative (10 points) - -Creativity (10 points) 20 pt. Shared Effort and Teamwork - -Teacher observation (10 points) - -Work Journal (10 points) ¤ ¤This is a journal page designed by the team of every moment worked on the project, listing who did what. ¤ ¤Every entry (page?) needs to be signed by every member of group. 80 pt. Presentation

13. Other Internet Sites that May Help Bridge Watching different bridges Bridge Watching different bridges Bridge Watching Bridge Watching Newton’s Apple - Bridges history & designs Newton’s Apple - Bridges history & designs Newton’s Apple - Bridges Newton’s Apple - Bridges Building Principles purpose of the designs Building Principles purpose of the designs Building Principles Building Principles Search Engines use key words “physics bridge” Search Engines use key words “physics bridge” -Alta Vista Alta VistaAlta Vista -Yahoo! Yahoo! -Excite Excite