Curated OER
Trigonometric Applications Outside the Classroom
Fifth graders describe and demonstrate how trigonometry can be used to find the height of a tall building or tree. They describe and demonstrate how trigonometry can be used to find the height of a high hill, or other high object where...
Curated OER
Charting The Progress of New Horizons
Students explore the long distances and timescales involved in space travel. They track the progress of the New Horizons spacecraft and access the New Horizons website to discover the distance of the spacecraft from the Sun, and then...
Curated OER
Just How Small is a Nanoparticle?
Students determine the size of a nanoparticle. In small groups, they calculate the actual size of a particle shown in a photo, and discuss how they arrived at their answers.
Curated OER
Earthworm Movement and Landscape Structure
Students describe differences in animal usage of habitats depending upon successional status of site. They also design other experiments to test movement patterns of animals through habitats of differing structure.
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Galloping Who?
Third graders do an Internet search to find out about Galloping Gertie and what caused the bridge to fail.
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Area and Perimeter
Pupils participate in a hands-on activity that shows the independence of perimeter and area for simple irregular figures.
Curated OER
Math: Road Trip
Twelfth graders use road maps to calculate the distance between two locations. They estimate the cost for fuel and the miles per gallon. They consider other factors such as geography, road conditions, and traffic that may impact the cost.
Curated OER
To Float or Not to Float - A Lesson on Density
Learners define density in their own words. In this physics lesson, students calculate density using mass and volume. They explain why some objects sink and some float.