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These resources have been reviewed and selected by STEM Learning’s team of education specialists for factual accuracy and relevance to teaching STEM subjects in UK schools.

Maximising profits: selling boomerangs

This is a problem solving lesson, designed to assess how well students are able to:

  • Interpret a situation and represent the constraints and variables mathematically
  • Explore the effects of systematically varying the constraints
  • Interpret and evaluate generated data and identify the optimum case

The lesson looks at making boomerangs to sell and make money for charity. The boomerangs come in two sizes; small and large. Information is given about how long it takes to make each size of boomerang, how long each person has to make boomerangs, the time taken to decorate them, and how much profit each type will make. Students have to decide how many of each type of boomerang should be made and calculate how much money will be made for charity.

This is a problem solving lesson from the Mathematics Assessment Resource Service, a collaboration between UC Berkeley and the Shell Centre team at the University of Nottingham. Further information on the collection is given here.

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