Studying Classroom Teaching as a Medium for Professional Development Proceedings of a U.S.-Japan Workshop (2002) / Chapter Skim
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Appendix G: Records of Instruction: Reasoning About Three Coins at Third Grade
Appendix G: Records of Instruction: Reasoning About Three Coins at Third Grade
Pages 215-226
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Homework for Workshop Participants Lesson Plan Deborah Loewenherg Ball, Professor, University of Michigan Lesson Plan Transcript Class Description 216 217 219 225
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If you pull out three coins, what amounts of money might you have? Problem 2 Again, suppose you have three kinds of coins in your pocket and that one is worth cent, one is worth 5 cents, and one is worth 10 cents.
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2. Allow individual work time (10+ minutes)
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3. Write down addition to represent coins (e.g., 5 + ~ + ~ = 71.
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Ball Seating Chart Christina ~ Ogechi ~ ~ | Charles || Safriman | | Kip | Pravin E3 L3 This was the fourth mathematics class of the school year. The class had been working on combination and permutation problems since the first day.
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How would you get sixteen cents Um, one Jime would be ten cents, a nickel, a nickel, ten cent Wait, a dime is ten cents and then a nickel is five cents and it's fifteen cents and if it's a penny it will be sixteen cents.
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Ball: Excuse men Can you say it one more time I'm sorry. Pravin listen to Liz, okays Speak a little louder.
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Liz said when you start repeating yourself in the ideas you come up with, you think you probably have them all. Shekira saiJ...Shekira added something to it.
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Ball: Why do you think she's rights Jillian: Because ten plus ten is twenty and plus another ten is thirty. Ball: Any comments from anybody elsec David c David: Twenty five.
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Did you notice thatch And did you also notice that people were explaining why it made sense. Like people would say it's thirty cents because, Jillian said, because ten plus ten is twenty and ten more is thirty.
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native speaker 2 years Ogechi F African Black Nigeria fair 3years Pravin M White Nepal beginning 5 months Rania F White Egypt good 3 years Safriman M Asian Inclonesia developing 12 months Sarah F White U.S.A. native speaker 2 years Shea M White U.S.A.
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From page 226... ...
native speaker 2 years Ogechi F African Black Nigeria fair 3years Pravin M White Nepal beginning 5 months Rania F White Egypt good 3 years Safriman M Asian Inclonesia developing 12 months Sarah F White U.S.A. native speaker 2 years Shea M White U.S.A.
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