Curated OER
Measuring Evolution of Populations
The five agents of evolutionary change are reviewed in this slideshow. Definitions of common terms involved with populations and equilibrium are given, and there are some presentations of Hardy Weinberg equations for common examples of...
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Understanding the Mole
Students develop an understanding of the mole and molar masses of elements. In this mole lesson plan, students use beans to find their relative masses and draw parallels to the atomic masses of elements. Students work in teams and each...
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Insect Camouflage
Students investigate insect camouflage and mimicry. For this animal science lesson, students discuss how camouflage helps an insect survive. Additionally, students use the included template to color and cut illustrations of insects....
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Grade Data Analysis and Probability
Eighth graders display the outcome of given events by creating and reading tree diagram. They explain the relationship between addition and multiplication.
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Structure of the Earth
Sixth graders examine the layers of the Earth and the changes that take place on a daily basis. They look at the layers of a boiled egg to relate them to the layers of the Earth.
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Tree Identification
Students list four ways to identify trees. In this tree identification instructional activity, students use tree identification techniques such as leafs, bark, wood grain, soil type, and climate to create tables and graphs.
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Meteor Monitor
Student's measure sporadic meteor activity. In this physics and astronomy lesson, 11th graders construct a dipole antennae, and build, test and wire a full wave diode rectifier between the dipole antenna and the laptop.
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Tree Leaves: Determining the Characteristics They Share in Common
Students use their basic knowledge of dendrology concepts and terms. In this tree leaf lesson students divide into groups and determine which characteristics go with what plant.
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Science: Testing Water for Toxicity
Students investigate the potential toxicity of water samples using California blackworms to test water quality. They observe the worms' behaviors in different water samples and determine which sample has the highest toxicity. At the...