Curated OER
Which Sex is It?
Students investigate the structures of flowers. In this determining the sex organs of a flower lesson plan, students dissect flowers with both male and female sex organs and identify each. They also identify the other parts of the flower...
Curated OER
Blocks And Screws (or "screwy Contrivances")
Middle schoolers, given a block of wood and a screw or nail, are asked to put that screw or nail into a block. They examine how many contrivances and other imperfections found in living things are best explained by the process of evolution.
Curated OER
Tornadoes
This PowerPoint can be used to introduce mini meteorologists to this extreme weather phenomenon. The imperfections of this resource include a link to a tornado recording that does not work, blurry graphics depicting the steps of tornado...
Curated OER
Alas, All Human
Students define a scientist. In this ethics and science lesson, students read Asimov's Alas, All Human and write responses and discuss the possibilities of imperfection within science by scientists. Students discuss what steps should be...
Exploratorium
Moire Patterns
By overlapping combs and window screening and by looking at a printed set of consecutively larger circles, learners observe Moire patterns, which provide a visual of what happens during wave interference.
Curated OER
Weather Lesson Five
Learners define a weather forecast, make a forecast using a weather map, identify three prediction guidelines, and explain how computers help to make forecasts. Students make a 24-hour forecast for each of the thirteen states targeted.
Curated OER
Introduction to Plant Reproduction
Eight objectives pertaining to plant reproduction are stated and addressed in this presentation. Objectives include defining sexual and asexual reproduction, comparing monocots to dicots, explaining flower types, and more. Some of the...
Curated OER
How Evolution Works
Students discuss the evolution of the eye and how a complex organ can evolve through natural selection. They research genetic variation, adaptation, and sexual selection. They analyze data to determine how beak length of Gal??pagos...
Curated OER
Data Analysis and Measurement: Ahead, Above the Clouds
Young scholars explore and discuss hurricanes, and examine how meteorologists, weather officers, and NASA researchers use measurement and data analysis to predict severe weather. They plot points on coordinate map, classify hurricanes...
Curated OER
The Parts of a Perfect Flower
Students explore the parts of a flower. In this flower structures lesson plan, students study a model of a flower and dissect a flower. They label each structure of the flower and observe the pollen grains and ovules under the dissecting...
Curated OER
Light and Vision
Young scholars explore how light affects vision. In this light instructional activity, students construct a shoe box model to represent an eye. Experiments are performed with various light sources. Young scholars draw conclusions about...
Curated OER
Plant Reproduction Chapter #4
The only way to employ a plant reproduction presentation void of pictures is to support it with actual sample flowers. Botany beginners learn about plant reproduction through an underdeveloped outline of flower structures, reproductive...
Curated OER
Gross Motor Development
Fourth graders participate in a game reflecting the solar system, stars, and rockets. They simulate how space invaders move and hit stars and rockets. They discuss how scientists study the stars and planets.
Curated OER
Kingdom Fungi
In this kingdom fungi activity, students write the name of the fungi division that is identified with each diagram. Then they describe why saprophytes are good for the environment and in what conditions fungi grows best. Students also...
Curated OER
Sorting
Students explore how to sort and manage information. In this organization lesson students complete an activity on sorting.
Curated OER
Powdery Mildew Fungi: Classification and Ecology
Students use a written key or illustrated key to identify fungi on plant leaves into its genus based on sexual or asexual reproduction, host range diversity, and host-parasite relationships.
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