Curated OER
Comparing Unit Fractions
In this unit fractions activity, 2nd graders utilize fraction strips to determine if 4 unit fractions being compared should be separated by the signs < or >.
Noyce Foundation
Mixing Paints
Let's paint the town equal parts yellow and violet, or simply brown. Pupils calculate the amount of blue and red paint needed to make six quarts of brown paint. Individuals then explain how they determined the percentage of the brown...