Curated OER
How Tall, How Short, How Faraway
Second graders determine the correct unit of measure to use for different situations. In this measuring lesson, 2nd graders are introduced to different unit of measure. Students study the origin of measurement and practice measuring....
Curated OER
Pumpkins By the Pound
Use pumpkins of various sizes to experiment with weight and perimeter. First the class lifts the pumpkins one by one, estimating each pumpkin's weight. They arrange the pumpkins from lightest to heaviest, and then string weigh each one...
Curated OER
Working Watermelon
You're going to wish you had a watermelon for this lesson! Class members read about watermelons and make a salad in class to sample. They also perform estimates, measurements and calculations on a watermelon. They predict what percentage...
Curated OER
Symmetry that is Basic and Beautiful
Young scholars explore lines of symmetry. In this symmetry instructional activity, students divide and combine shapes along basic lines of symmetry. Young scholars explore symmetry in real life objects.