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TitleA88, Discovering equivalent fractions and introducing fraction notation (side view), Grade 4, October 4, 1993, raw footage
DescriptionResearcher Maher began the session by discussing the relative size of fractions within different models. Using the analogy of two different sized dioramas of children in a fishing boat, the class...
TitleComparing fractions and evaluating models that represent solutions, Clip 8 of 8: Comparing one half and one fourth, multiple models
DescriptionDanielle and Gregory presented their model to represent the solution to the problem: Which is larger one half or one fourth and by how much. They built a model of an orange and dark green train, two...
TitleContinuing to explore fraction comparisons, Clip 6 of 7: Erik and Alan compare one half and three fourths
DescriptionIn the sixth clip Erik and Alan worked on the task: Which is larger, one half or three fourths. Erik showed, using the orange and red train as one, that the difference between the two fractions was...