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1
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 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...
3
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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Analytic icon 1 Analytic found
TitleEarly algebra, investigating linear functions, series 7 of 7, Ariel's 8th grade interview, Clip 3 of 5: Revisiting the 7th grade procedures for Ladders
Date Created2007-05-17
DescriptionIn the third of five clips from a follow-up interview, 8th grade student, Ariel, revisits his reasoning from his 7th grade experience in an after-school enrichment session in an urban middle school....
5
Analytic icon 1 Analytic found
TitleEarly algebra, investigating linear functions, series 1 of 7, Guess My Rule introduction and Ariel and James with problems 1-3, Clip 3 of 8: Solving Guess My Rule problems 1 and 2
Date Created2005-11-02
DescriptionIn the third of eight clips in Series One of Exploring Linear Functions, the students return to their seats and begin to work on a series of Guess My Rule Truth Tables presented on worksheets with X...
6
TitleEarly algebra, investigating linear functions, series 1 of 7, Guess My Rule introduction and Ariel and James with problems 1-3, Clip 7 of 8: Preparing to present Guess My Rule ideas
Date Created2005-11-03
DescriptionThe seventh of eight clips in Series One of Exploring Linear Functions occurs during the students' second day exploring Guess My Rule problems. Researcher Allison McCulloch asks Ariel to prepare a...
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TitleEarly algebra, investigating linear functions, series 4 of 7, Guess My Rule problems 4 & 5, Clip 5 of 6: Solving problem 5
Date Created2005-11-03
DescriptionIn the fifth of six clips in Series 4 of Exploring Linear Functions, Ariel, a 7th grade students in an after-school enrichment program, continues his work on Guess my Rule problem 5 with...
8
Analytic icon 1 Analytic found
TitleEarly algebra, investigating linear functions, series 6 of 7, Museum problem, Clip 5 of 6: James modeling the Museum problem with rods
Date Created2005-12-15
DescriptionIn the fifth of six clips from an after-school enrichment session in an urban middle school, James, a 7th grade boy completing a unit about linear functions, has finished his written solution for the...
9
Analytic icon 1 Analytic found
TitleEarly algebra, investigating linear functions, series 6 of 7, Museum problem, Clip 4 of 6: Comparing the Ladder problem with the Museum problem
Date Created2005-12-15
DescriptionIn the fourth of six clips from an after-school enrichment session in an urban middle school, James, a 7th grade boy completing a unit about linear functions, continues his work on the Museum problem....
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TitleEarly algebra, investigating linear functions, series 6 of 7, Museum problem, Clip 6 of 6: James summarizes and compares the Museum and Ladder problems
Date Created2005-12-15
DescriptionIn the last of six clips from an after-school enrichment session in an urban middle school, James, a 7th grade boy completing a unit about linear functions, is asked by researcher Markus Hahkioniemi...