First graders study addition and subtraction. In this mathematics and physical education lesson, 1st graders pop balloons and solve math sentences involving addition and subtraction inside each balloon.

First graders play Shape Stretch to practice mathematical concepts.

After visiting websites about the Special Olympics, your class creates trading cards about people with disabilities and the adaptations that have been made for them in sports. 

Students relate what they know about boundaries on sports courts to explore range of space. In this domain and range instructional activity, students identify numbers needed to calculate ranges and use the problem solving strategy of...