Curated OER
Mineral Identification
In this mineral identification lesson plan, students analyze 14 minerals and test their physical properties. They test the color, luster, streak, hardness and breakage of each mineral. Students answer 5 questions about the physical...
Curated OER
Glaciers and Ice Wedging
Fourth graders observe buckling sidewalks and potholes before attempting to determine how these things are caused. They freeze water filled plastic cups that have been covered. As the water freezes, the students observe what happens to...