STEM
JANUARY 15 - 22, 2013 |
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Find the latest educational resources from Iowa Public Television.
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Inside the Jetstream
Grade Range 6-8, 9-12
 Perhaps your image of this fast-flowing, high-altitude wind comes from maps broadcast during the weather portion of your local news, but the jet stream is a complex phenomenon involving interplay among many variables. Catch its drift in this simplified introduction.
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A Sense of Scale: Absolute Zero
Grade Range: 6-8, 9-12
 At roughly minus 460�F, absolute zero is abysmally cold, yet at least we can imagine it. Being only a few hundred degrees below zero, it's in the realm of something we can put our minds around. In this interactive, get a taste of temperatures from absolute zero to absolute hot, and see why, for instance, even the core of the sun is relatively "chilly" compared to what many physicists believe the temperature of the universe was an instant after the Big Bang.
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How Do You Measure School Success
Professional Development
More than two years after stepping down as chancellor of Washington, D.C.'s public schools, Michelle Rhee remains one of the most controversial education reformers in the nation. In this documentary from FRONTLINE, explore these issues. How do you turn around a struggling school? What makes a good teacher? How do you measure success in education, and what are the best ways to navigate barriers to reform?
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DNA: Shotgun Sequencing
Grade Range: 6-8, 9-12
 One of the great accomplishments of the late twentieth and early twenty-first centuries was the sequencing of the human genome. Biologists and geneticists were able to piece together the specific sequence of DNA bases (sub-pieces of DNA) that serve as the blueprint for human life. In this interactive, understand how combinatorics is used in the "shotgun sequencing" of DNA.
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3D Figures and Isometric Dot Paper
Grade Range: 6-8, 9-12
 In this interactive, draw three-dimensional figures on two-dimensional isometric dot paper. Try holding the cubes in different orientations so you can see the possibilities in both the three-dimensional "real world" and the two-dimensional representations on paper.
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When a Lesson Goes Wrong
Professional Development
 What do you do when a lesson falls flat on its face? This is something that happens even to the best teachers. Watch Sarah Brown Wessling masterfully transition how she approaches a lesson when she realizes her first class didn't go too well. |
