Curated OER
Pounds and Ounces: It's All About Weight
First graders explore number sense by participating in a measurement estimation activity. In this weight lesson, 1st graders discuss the differences between measurement units, both English and Metric. Students examine a loaf of bread to...
Pennsylvania Department of Education
The Digestive System
Fourth graders simulate how the digestive system works. In this hands-on simulation, 4th graders complete six group activities that help students visualize how our body breaks down food into nutrients.