Description
Students wrap the string from the problem on the left to the answer on the right and then turn the Wrap-up over to see if they got it right. Use a stopwatch to measure improvement and to see how fast they can really go.
- Wrap the string from the problem on the left to the answer on the right
- Simply turn it over to see if you got it right
- Cover facts from 1 x 1 to 10 x 12 and everything in between
- Made of sturdy plastic

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