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TitleEarly algebra, investigating linear functions, series 3 of 7, graphing and sharing Guess My Rule problems, Clip 7 of 7: Yonny works on James' Guess My Rule problem

Date Created2005-11-03

DescriptionIn the seventh of seven clips in Series 3 of Exploring Linear Functions: Graphing and sharing Guess My Rule problems, Yonny, a 7th grade boy in an after-school enrichment class, is trying to find a...

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TitleEarly algebra, investigating linear functions, series 3 of 7, graphing and sharing Guess My Rule problems, Clip 5 of 7: James and Ariel pose "James' problem" and explain their rule for problem 1

Date Created2005-11-03

DescriptionIn the fifth of seven clips in Series 3 of Exploring Linear Functions: Graphing and sharing Guess My Rule problems, James and Ariel, two 7th grade boys in an after-school enrichment class, are at the...

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TitleEarly algebra ideas about binomial expansion, Stephanie's interview seven of seven, Clip 7 of 7: Finding a general direct "rule" for the number of Unifix-cube towers, selecting from two colors, for any height.

DescriptionIn the final clip in a series of seven from the seventh of seven interviews, 8th grader Stephanie responds to questions from researcher Carolyn Maher about problems that she and her classmates had...

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TitleEarly algebra ideas about binomial expansion, Stephanie's interview seven of seven, Clip 3 of 7: Investigating the algebraic generalization for building Unifix-cube towers n-tall with exactly two red cubes from towers with exactly one red cube.

DescriptionIn the third clip in a series of seven from the seventh of seven interviews, 8th grader Stephanie continues to investigate the construction of Unifix towers four-cubes tall, selecting from red and...

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TitleEarly algebra ideas about binomial expansion, Stephanie's interview seven of seven, Clip 4 of 7: Investigating numerical and algebraic representations for each case for the number of Unifix-cube towers 4-tall selecting from red and yellow cubes.

DescriptionIn the fourth clip in a series of seven from the seventh of seven interviews, 8th grader Stephanie and researcher Carolyn Maher investigate how to numerically represent the number of Unifix towers for...

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3 Analytics found

TitleB34, Surface area and volume (side view), Grade 8, June 3, 1996, raw footage

Date Created2014-02-18

DescriptionThis session was recorded on the first of two days during which a group of students explored the concepts of surface area and volume while using Cuisenaire rods as manipulative and context for a...

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3 Analytics found

TitleEarly algebra ideas involving one variable, Clip 1 of 11: Open sentences that can be made True or False with Legal or Illegal substitutions

DescriptionIn the first of eleven clips from the first day of the Early Algebra Ideas sessions, the researcher, Robert B. Davis, introduces ideas about algebraic equations with one variable and truth sets to a...

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TitlePUP Math Night session

Date Created2000-05-05

DescriptionThis video comes from The Private Universe Project in Mathematics and includes narrative voice-over interspersed with footage of students engaged with problem solving and discussion with researcher,...

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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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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...