DescriptionThis is the third session of Cohort Two of the Informal Mathematics Learning study. In this clip, students are working on the problem "Claim: the red rod is 1/4 as long as the brown rod. What do you...
DescriptionThis is the fourth session of Cohort Two of the Informal Mathematics Learning study. In this video, students are working on the problem: If the number name for the dark green rod is one, what would...