Bridge Failure and Success ! TEAM: MEMBERS: ! Build the strongest bridge possible using your assigned bridge type Assignment: l l l Bridge must be free standing and span 20cm (total bridge length to be at least 30cm) Bridge must have space on the deck to hold the mass for testing Bridge must hold ** weight What can use? ! ! ! Identify the need & constriants & problem The Following materials and tools Materials Tools l l l l l l l popsicle sticks hot glue String ASK&REARCH Ruler Scissors Tape Glue Material Budget l l l 200 popsicle sticks: $4 10 small sticks hot glue: $1 4m String: $.04 ! ! Student B Sketch ! ! PLAN Student A Sketch ! ! ! Select a Promising solution! Pick a solution that best addresses the problem ! ! ! ! ! IMAGINE ! Brianstorm ideas to solve the problem ! ! ! ! TEST&IMPROVE ! ! What are ways you would test out your prototype? Try it out and record the results here! CREAT Build your prototype! Put pictures of your prototype here ! ! l How much weight your bridge can hold? ! ! l How much did it cost to build your bridge? ! ! l What problem did you encounter? ! ! ! l How to improve it? ! ! ! ! ! Cut Sketch ! ! ! ! ! ! ! ! !
