DescriptionThis is the fifth clip in a series of seven of building towers four tall problem using red and blue unifix towers. Jeff shouts to everyone that they have sixteen towers. Brian keeps checking and makes...
DescriptionAfter a discussion in the previous clip in this series about how many towers can be built three cubes high when selecting from two colors, researcher Alice Alston asks the students to create towers...
DescriptionIn the last of 8 clips of second grade students, Dana, Michael and Stephanie, one of several small groups within a whole-class session, construct solutions for the Shirts and Pants problem. Stephanie...
DescriptionAfter the students have worked on the Shirts and Pants Problem in the Shirts and Pants series, researcher Alice Alston facilitates a group sharing session. Jamie and Michael share their solution...
DescriptionThis summary has been retrieved from Sran (2010):
“During this third individual interview, Milin discovered his “family” strategy. This helped him with the global organization of his towers of...
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...
DescriptionAfter the students have worked on the Towers Problem in the Towers series, researcher Alice Alston facilitates a group sharing session. She begins by asking how many towers the students have found and...
DescriptionIn this clip, Stephanie and Dana continue to work on the Towers Problem, introduced in the first clip in this series. Stephanie tells another group of children to double-check their towers for...
DescriptionThe fourth grade class was divided into pairs to work on a Towers problem on February 6, 1992. At the beginning of the session, there are two sheets of paper posted on the board with the following...