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231
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Student Work
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TitleComparing fractions and evaluating models that represent solutions, Clip 5 of 8: Small group work, comparing one half and one fourth
DescriptionIn clip 5, researcher Carolyn Maher then asked the students to compare one half and one quarter and determine the difference between the two. The students worked in their groups to build models that...
232
Transcript
Student Work
Analytic icon 5 Analytics found
TitleComparing fractions, a whole class debate, Clip 3 of 5: Brian challenges the girls' argument
DescriptionIn the third clip from this session, the class reviewed the problem: Which is bigger, one half and one third, and by how much? Laura and Jessica built a model to show that one half was larger than one...
233
Transcript
Student Work
TitleComparing fractions, a whole class debate, Clip 2 of 5: Remembering the candy bar
DescriptionIn the second clip of this classroom session, researcher Carolyn Maher reminded the students about the “Candy Bar” problem that they had discussed in an earlier session. She showed the students a...
234
Transcript
Student Work
Analytic icon 2 Analytics found
TitleComparing fractions, a whole class debate, Clip 1 of 5: Is one fifth equal to two tenths?
DescriptionIn this clip at the start of the session, researcher Carolyn Maher placed an overhead on the projector and asked the students to read the problem that was written. She then asked what they remembered...
235
Transcript
Student Work
Analytic icon 4 Analytics found
TitleComparing fractions, a whole class debate, Clip 5 of 5: The difference is one sixth
DescriptionIn the fifth and final clip from this session, researcher Carolyn Maher asked Jessica to re-explain her original model. Jessica restated her argument, saying that the model showed that one half was...
236
Transcript
Student Work
Analytic icon 5 Analytics found
TitleComparing fractions, a whole class debate, Clip 4 of 5: An argument based on a different model
DescriptionIn the fourth clip from this session, Jessica reported that Jackie and Kelly’s argument was different than their original argument in which they had showed the difference between one half and one...
237
Transcript
Student Work
Analytic icon 1 Analytic found
TitleComparing fractions and evaluating models that represent solutions, Clip 3 of 8: Sharing Alan's candy bar model
DescriptionIn the third clip Alan presented another model to show the difference between one half and one third. He built a model using one dark green rod, two light green rods, three red rods, and six white...
238
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Student Work
TitleComparing fractions and evaluating models that represent solutions, Clip 1 of 8: Writing assignment, reviewing solutions
DescriptionIn the first clip from this session, researcher Carolyn Maher reminded the students that they had compared the fractional numbers one half and one third. For homework they had written about their...
239
Transcript
Student Work
TitleComparing fractions and evaluating models that represent solutions, Clip 4 of 8: Comparing one half and one third, different number names for the white rod
DescriptionIn clip 4, researcher Carolyn Maher asked the class to determine the number name for the white rod in the first model that had been built, in which the orange and red train was called one. James,...
240
Transcript
Student Work
Analytic icon 2 Analytics found
TitleComparing fractions and evaluating models that represent solutions, Clip 2 of 8: Comparing one half and one third, Jessica and Erik
DescriptionIn the second clip from this session, researcher Carolyn Maher asked the students if they felt confident to justify their solution to the problem: Which is larger, one half or one third, and by how...