University of Colorado
Spacecraft Speed
Space shuttles traveled around Earth at a speed of 17,500 miles per hour, way faster than trains, planes, or automobiles travel! In the 13th installment of 22, groups graph different speeds to show how quickly spacecraft move through...
Curated OER
Erosion: Changing the Face of Earth
Fourth graders explore how the landscape of the planet can be changed by different elements of wind, water, ice and chemicals through hands-on activities. They examine pictures of areas around town and discuss anything they think is out...
Curated OER
People Behind the Parks
Explore U.S. geography with your class by viewing a documentary. Show a portion of the Ken Burns documentary "The National Parks," and identify the individuals responsible for keeping the parks in order. Elementary and middle schoolers...
Curated OER
Making Data Meaningful
In this sample mean learning exercise, learners explore different ways "average" is used. Students use this information to find the sample mean of the height of a large class of learners. Students find the mean, median, mode and range of...
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