Curated OER
Mohs Hardness Test
Fifth graders listen as they are told about another way to classify rocks; by their hardness. They observe the Mohs Hardness Test overhead, discover how the test works, and then use materials such as pennies, butter knives, nails, and...
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Rocks Unit
Students learn about all types of rocks through a unit study consisting of 6 days. They are doing activities such as illustrating rocks, answering questions on a worksheet, reading, and reviewing questions. After the end of each...
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Rock Sorting Activity
Students organize rock samples according to their properties. In this earth science lesson, students predict whether they are igneous, metamorphic or sedimentary. They compare their prediction with the actual type.
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What is a Karst?
Students examine the process that creates limestone. For this limestone lesson students complete a worksheet and participate in a lab activity.
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The Formation of Coal
In this coal formation worksheet, students read and informational sheet about coal formation. Students are given 5 short-answer questions regarding what they've read.
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Everybody Needs a Rock
Students, after making quantitative and qualitative observations of their rocks, construct a Venn diagram or dichotomous key to classify their rocks.
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What is a Karst
Students investigate landforms by holding a class experiment. In this topography lesson, students define the word "karst" and discover why sinkholes are created on the surface of the Earth by completing worksheets. Students create a...
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Chemistry: Changing Materials
Students examine physical change with different temperature and solvents. In this elements and compounds activity, students conduct experiments to discover what happens to the mass of a substance when is undergoes a physical change.