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TitleEarly algebra ideas involving two variables, Clip 10 of 18: Mike's solution to problem 2

DescriptionIn the tenth of 18 clips from Early Algebra Ideas Involving Two Variables on the second of two consecutive classroom sessions with the class of 6th grade students, the researcher Robert B. Davis asks...

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TitleEarly algebra ideas involving two variables, Clip 15 of 18: What about problem 7?

DescriptionIn the fifteenth of 18 clips from Early Algebra Ideas Involving Two Variables on the second of two consecutive classroom sessions with the class of 6th grade students, the researcher, Robert B. Davis,...

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1 Analytic found

TitleEarly algebra ideas involving two variables, Clip 16 of 18: Working on problems 8 and 9

DescriptionIn the sixteenth of 18 clips from Early Algebra Ideas Involving Two Variables on the second of two consecutive classroom sessions with the class of 6th grade students, the students are looking for...

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TitleEarly algebra ideas involving two variables, Clip 17 of 18: Presenting ideas About problem 8

DescriptionIn the seventeenth of 18 clips from Early Algebra Ideas Involving Two Variables on the second of two consecutive classroom sessions with the class of 6th grade students, several of the students...

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TitleEarly algebra ideas involving two variables, Clip 18 of 18: Problem 10 and the value of keeping secrets

DescriptionIn the final clip of the series of 18 for Early Algebra Ideas Involving Two Variables with the class of 6th grade students, researcher Robert B. Davis presents the table for problem 10 (see below) as...

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1 Analytic found

TitleNight Session, Pascal’s Identity, Clip 5 of 7: Another way to write Pascal’s Triangle

DescriptionThis is the fifth of seven clips from the night session. The students (Ankur, Jeff, Michael, and Romina) have been discussing Pascal’s Triangle. The researcher rewrites row 3 of Pascal’s...

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1 Analytic found

TitleNight Session, Pascal’s Identity, Clip 6 of 7: Examples of Pascal’s Identity in the notation for combinations

DescriptionThis is the sixth of seven clips from the night session. After Jeff draws Pascal’s Triangle in what the students call “choose” notation, the researcher asks the students to express an instance...

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1 Analytic found

TitleNight session, Pascal's identity, clip 4 of 7: An example of Pascal's identity

DescriptionThis is the second of seven clips from the night session. In it, Jeff, Michael, and Romina, along with Ankur (who has just arrived), use the analogy they call “people on a line” to investigate...

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2 Analytics found

TitleEarly algebra ideas involving one variable, Clip 10 of 11: Owning the secrets

DescriptionIn the tenth of eleven clips from the first day of the Early Algebra Ideas 6th grade class sessions, all but three of the students claim to know the general "secrets" for finding values that make a...

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2 Analytics found

TitleEarly algebra ideas involving one variable, Clip 7 of 11: Beginning to recognize "secrets"

DescriptionIn the seventh of eleven clips from the first day of the Early Algebra Ideas 6th grade class sessions, the students look for patterns for finding a solution to the problems. As solutions are...