11
Date Created1990-10-11
DescriptionIn this edited clip, Stephanie and Dana solve the four-tall towers problem selecting from two colors. They produce an answer of sixteen. The next excerpt shows Stephanie and Dana making a claim of...
12
TitleTowers Group Sharing, Clip 3 of 6: Guessing how many towers can be built three cubes high, continued
Date Created1990-10-11
DescriptionIn this clip, researcher Alice Alston continues a discussion started in the previous clip in this series. The discussion centers on how many towers can be built three cubes high when selecting from...
13
Date Created2014-04-27
DescriptionIn this problem solving session two students, Brandon and Colin, are working to solve the pizza problem when selecting from four toppings [problem statement is below]. Brandon and Colin both organize...
14
Date Created2014-03-15
DescriptionThis video presents one view of the second and last session in which seven post-high school students discuss the Fundamental Theorem of Calculus. This session took place approximately one month after...
15
Date Created1990-10-11
DescriptionIn this edited clip, Stephanie answers questions from Researcher Amy Martino about her problem solving on the three-tall selecting from two colors towers problem. Stephanie explains how she used her...
16
TitleB39, Revisiting the World Series problem (student view), Grade 11, January 29, 1999, raw footage
Date Created2014-03-15
DescriptionA week after the first time they worked with the World Series problem, Ankur, Jeff, Michael, and Romina met a second time to work on the World Series problem. Brian was not available for this session....
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TitleEarly algebra ideas involving two variables: Romina and Brian work on Guess My Rule problems 3 and 4
Date Created1993-10-01
DescriptionThis video comes from a 6th grade class session in which the researcher, Robert B. Davis, introduces algebraic equations with two variables, using a square “box” and a “triangle” as symbols to...
18
Date Created1990-10-11
DescriptionIn this clip, researcher Alice Alston leads a discussion about how many towers could be built three cubes high when selecting from two colors. In the previous clip, the students had discussed their...
19
Date Created1999-05-18
DescriptionThis video comes from an interview conducted by researcher Carolyn Maher with Romina as an 11th grader and participant of a long-term study on development of mathematical thinking and reasoning in...
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TitleTowers with Stephanie and Dana, Clip 3 of 5: Checking for duplicates and discovering “cousin” towers
Date Created1990-10-11
DescriptionIn this clip, researcher Alice Alston asks Stephanie and Dana how many towers they have created. The two girls had been working on the Towers Problem introduced in the first clip in this series. After...
