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TitleFractions, Grade 4, Clip 4 of 4: Designing a new rod set
DescriptionResearcher Amy Martino posed two related tasks to the students. In this clip, the students work on designing a rod that can be called one half when the blue rod is called one. Erik and Alan discuss...
12
TitleComparing fractions and evaluating models that represent solutions, Clip 1 of 8: Writing assignment, reviewing solutions
DescriptionIn the first clip from this session, researcher Carolyn Maher reminded the students that they had compared the fractional numbers one half and one third. For homework they had written about their...
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TitleA99, Working with ribbons and bows (side view), Grade 4, Dec. 9, 1993, raw footage
Date Created2014-02-12
DescriptionThis session marked a departure from those preceding it as it centered around a different activity. Instead of using Cuisenaire rods to represent fractions, the students were provided ribbons, meter...
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TitleB02, Working with larger ribbons and bows (presentation view), Grade 4, Dec. 14, 1993, raw footage
Date Created2014-02-07
DescriptionDuring this session, Carolyn Maher asked the students to find the number of one third meter long bows from three, nine, twenty-seven, and eighty-one meters of ribbon. The students worked in partners...
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TitleB03, Working with larger ribbons and bows (side view), Grade 4, Dec. 14, 1993, raw footage
Date Created2014-02-07
DescriptionDuring this session, Carolyn Maher asked the students to find the number of one third meter long bows from three, nine, twenty-seven, and eighty-one meters of ribbon. The students worked in partners...
16
TitleA96, Building large models to show equivalence, a generalization (side view), Grade 4, October 11, 1993, raw footage
Date Created1993-10-11
DescriptionDuring this session, conducted as a whole class discussion, Researcher Maher revisited the problem that the students had worked on during the previous three sessions: Which is larger, two thirds or...
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TitleA94, Building large models to show equivalence, a generalization (classroom view), Grade 4, October 11, 1993, raw footage
Date Created1993-10-11
DescriptionDuring this session, conducted as a whole class discussion, Researcher Maher revisited the problem that the students had worked on during the previous three sessions: Which is larger, two thirds or...
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TitleA95, Building large models to show equivalence, a generalization (presentation view), Grade 4, October 11, 1993, raw footage
Date Created1993-10-11
DescriptionDuring this session, conducted as a whole class discussion, Researcher Maher revisited the problem that the students had worked on during the previous three sessions: Which is larger, two thirds or...
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TitleA87, Discovering equivalent fractions and introducing fraction notation (presentation view), Grade 4, October 4, 1993, raw footage
Date Created2015-12-09
DescriptionResearcher Maher began the session by discussing the relative size of fractions within different models. Using the analogy of two different sized dioramas of children in a fishing boat, the class...
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TitleA88, Discovering equivalent fractions and introducing fraction notation (side view), Grade 4, October 4, 1993, raw footage
Date Created2015-12-09
DescriptionResearcher Maher began the session by discussing the relative size of fractions within different models. Using the analogy of two different sized dioramas of children in a fishing boat, the class...