Curated OER
Folding strips of paper
Fifth graders need concrete experiences to introduce a unit on multiplying fractions by fractions. A strip of paper is used to create a number line and represent 5/6. It is folded first in half, and then in quarters. After unfolding,...
Curated OER
Automated Vehicle Programming Design
Students design a program to make an automated vehicle perform a specific task. In this robotics lesson, students play the role of scientists competing to win a factory's contract. They present their algorithm to class.
Curated OER
More or Less Pigs in the Pen
Students practice simple addition and subtraction. They identify relationships among whole numbers.