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| Concept Formation | 1 |
| Elementary Education | 1 |
| Elementary School Mathematics | 1 |
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| Arithmetic Teacher | 1 |
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| Haar, Ken | 1 |
| West, Mike | 1 |
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Peer reviewedWest, Mike; Haar, Ken – Arithmetic Teacher, 1978
One student's project involved a contest of guessing how many peanuts were in a 100-pound bag. His teacher briefly reflects on the wide range of guesses and students' concept of large numbers. (MP)
Descriptors: Activity Units, Concept Formation, Elementary Education, Elementary School Mathematics
