Lesson plan

Duct Tape Bracelets: Analyzing a proportional relationship with like units and compute the missing side length by using a scale factor

teaches Common Core State Standards 7.G.A.1 http://corestandards.org/Math/Content/7/G/A/1
teaches Common Core State Standards 7.RP.A.1 http://corestandards.org/Math/Content/7/RP/A/1
teaches Common Core State Standards MP5 http://corestandards.org/Math/Practice/MP5