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This Coin Carpet activity also includes:
Here's a new meaning to the expression throwing away money...a carpet of coins! An intriguing lesson requires calculations to determine the coin that would be the cheapest option, but it's a little tricky. The cost of the coin changes, and so does the area it covers. Individuals must organize the information to make the correct conclusion.
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CCSS:
Designed
Concepts
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Instructional Ideas
- Give pupils manipulatives of different coins and have them use their desk surfaces as a model
- Have learners research coins from other countries to determine if there are even cheaper options
Classroom Considerations
- Requires an understanding of surface area and calculating surface areas
- This content requires Adobe Flash to view
Pros
- Leaves the question open-ended to encourage multiple solution strategies
- Encourages the use of higher level thinking skills
Cons
- Does not include Act 3, which contains the solution to the question