Curated OER
Making Changes
Students observe and record the changes they see when adding heat and cold to objects. For this changes lesson plan, students experiment with different objects and see if heat and cold change the makeup of the object. They then record...
Pennsylvania Department of Education
The Weight of Things
Students explore weight. In this math instructional activity, students predict which item weighs more and discuss how they arrived at their decision. Students weigh several items to determine which weighs more.