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TitleA96, Building large models to show equivalence, a generalization (student view), Grade 4, Oct. 11, 1993, raw footage

DescriptionDuring this session, conducted as a whole class discussion, Researcher Carolyn Maher revisited the problem that the students had worked on during the previous three sessions: Which is larger, two...

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TitleA95, Building large models to show equivalence, a generalization (presentation view), Grade 4, Oct. 11, 1993, raw footage

DescriptionDuring this session, conducted as a whole class discussion, Researcher Carolyn Maher revisited the problem that the students had worked on during the previous three sessions: Which is larger, two...

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1 Analytic found

TitleFraction as number, an introduction, Clip 2 of 8: Students model fraction problems

DescriptionIn the second of eight clips from this session, researcher Carolyn Maher said, “Someone told me that the red rod is half as long as the yellow rod. What do you think?" Danielle responded that the...

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1 Analytic found

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...

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2 Analytics found

TitleA30, Fraction problems: Sharing and number lines (Side View), Grade 4, November 1, 1993, raw footage

DescriptionIn this raw footage, full-session video, Dr. Davis first introduces Gunnar Gjone as a visiting mathematics educator from Norway. The researcher, Carolyn Maher, begins the session by asking the...

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TitleA31, Fraction problems, Sharing and number lines (Overhead/Class view), Grade 4, November 1, 1993, raw footage

DescriptionThis raw footage, full-session video, focuses on the overhead for the first 39 minutes and then on the class as they are working on the problems. Dr. Davis introduces Gunnar Gjone as a visiting...

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TitleA29, Fraction problems: Sharing and number lines (Class view), Grade 4, November 1, 1993, raw footage

DescriptionIn this raw footage video that ends midway in the session, Dr. Davis introduces Gunnar Gjone as a visiting mathematics educator from Norway. The researcher, Carolyn Maher, begins the session by asking...

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3 Analytics found

TitleA73, Revisiting construction of large models to compare fractions (classroom view), Grade 4, October 8, 1993, raw footage

DescriptionAmy Martino began the session by asking the students to discuss the task that they had worked on during the previous two sessions: Which is larger, two thirds or three fourths, and by how much?...

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TitleB16, Working without the ribbons and bows: An excursion into division of non-unit fractions (side view), Grade 4, Dec. 15, 1993, raw footage

Date Created2014-02-07

DescriptionThe session began with a whole class discussion about the problems that the students had worked on the day before. Afterwards, the students worked with their partners on two series of tasks. These...

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1 Analytic found

TitleA93, Building large models to show equivalence, an exploration (side view), Grade 4, October 7, 1993, raw footage

Date Created1993-10-07

DescriptionResearcher Maher began the session by discussing the ideas that the students had worked on during the previous session. Then, the students worked in groups and revisited the task: Which is larger, one...