Lesson Plan
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Center for Learning in Action

Density

For Teachers 2nd - 5th Standards
Explore the concept of density within states of matter—gases, liquids, and solids—through a group experiment in which young scientists test objects' texture, color, weight, size, and ability to sink or float.    
Lesson Plan
Curated OER

Comparing Properties of Elements & Compounds

For Teachers 9th - 12th
In this elements and compounds worksheet, students review the physical properties of different compounds and elements using websites for information. This worksheet has 1 graphic organizer and 1 short answer question.