When testing, keep in mind the criteria and constraints to aid in the development of a prototype. These will guide you to ensure that your design and re-designs are created within the parameters identified.
Directions
Create paper airplanes following your contest rules.
You will need to collect measurable data in order to prove your final design is the best.
Cooperative Learning Strategy Stir the Classroom is a strategy that allows for groups to share information while ensuring that all participants have the same information and the same opportunity to share the information.