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3
Analytic icon 1 Analytic found
TitleNight session, Pascal's identity, clip 2 of 7: making sense of factorial notation and "why you multiply"
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...
4
TitleRomina interview reflections (college sophomore): Collaboration is strength
Date Created2002-03-11
DescriptionResearchers Carolyn Maher and John Francisco conduct a group interview with Romina and Jeff as second-year college students who have been participants in a long-term study on development of...
5
Analytic icon 2 Analytics found
TitleTowers with Stephanie and Dana, Clip 1 of 5: Introducing and working on the problem
DescriptionIn this clip, researcher Amy Martino introduces the following problem to the students: “How many different towers four blocks tall can you build when selecting from two colors?” Dana and Stephanie...
6
TitleWord problems with addition and subtraction, Jeff's group, Clip 3 of 3: Problems 4, 5 and 6, finding the resulting amount from one number and the difference
Date Created1989-03-21
DescriptionIn the last of three clips in a first grade classroom, Jeff, Milin and Jamie begin by reading problem 4. Jeff, without referring to the stones or cubes, immediately states that Grandpa would have six...
7
TitleWord problems with addition and subtraction, Jeff's group, Clip 1 of 3: Introduction and problem 1, how many more legos does David have than John?
Date Created1989-03-21
DescriptionIn the first of three clips in a first grade classroom, teacher Angela Marinaro introduces the day's activity and distributes a packet of problems to each child. She first asks the students to...
8
TitleWord problems with addition and subtraction, Stephanie's group, Clip 1 of 9: Problem 1, how many more legos does David have than John?
Date Created1989-03-21
DescriptionIn the first of nine clips in a first grade classroom, Teacher Angela Marinaro introduces the day's activity and distributes a packet of problems to each child. She asks the students to identify the...
9
TitleWord problems with addition and subtraction, Jeff's group, Clip 2 of 3: Solving problems 2 and 3 about the meaning of "fewer"
Date Created1989-03-21
DescriptionIn the second of three clips in a first grade classroom, Jeff, Milin and Jamie begin by reading problem 2. Jeff and Milin use Unifix cubes and Jamie counts out stones to model the problem. The two...
10
TitleWord problems with addition and subtraction, Stephanie's group, Clip 9 of 9: Reasoning about the solution to problem 4 with the teacher
Date Created1989-03-21
DescriptionIn the final clip of the series of nine in a first grade classroom, four children: Stephanie, Gerardo, Sean and Aaron, explain their reasoning about problems 4 of a set of 6 problems to their teacher,...
11
Analytic icon 3 Analytics found
TitleTaxicab problem, clip 1 of 5: the shortest distance between two points.
DescriptionIn the first of five clips, four twelfth grade students develop their initial strategies for approaching the Taxicab Problem. They determine the shortest distances to the three given points: A, B and...
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Analytic icon 2 Analytics found
TitleTaxicab problem, clip 5 of 5: extending the taxicab correspondence to pizza with toppings and binary notation
DescriptionIn the fifth of five clips, Romina, Brian and Michael, describe patterns and relationships identified in their solution to the Taxicab problem to Arthur Powell, a second researcher. The students...