Science Trek

Season 21

Science Trek is an integrated Web and broadcast project designed to: introduce science topics to elementary-age schoolchildren; provide educational materials for teachers and parents; and inspire students to investigate science, technology, engineering and math (STEM) career potentials.

Where to Watch Science Trek • Season 21

18 Episodes

  • Hearing: How Your Ears Work
    E1
    Hearing: How Your Ears WorkHearing is one of your five senses. Learn how sound travels through your auditory system so your brain can hear what's going on.
  • The Brain: Whats in your head?
    E2
    The Brain: Whats in your head?What weighs about three pounds and controls everything you do? Your brain. Learn more about what goes on inside your skull.
  • Magnets: An Invisible Force
    E3
    Magnets: An Invisible ForceMagnetism is a force of nature, like gravity. You can't see it, but you can see what it does. We use magnets in lots of everyday devices. We even live on a giant magnet: the Earth. Learn more about magnets and magnetism.
  • Magnets: It's Electric!
    E4
    Magnets: It's Electric!Magnets are used in lots of different ways, but one of the most important uses in in the generation of electricity. Tour the Twin Falls Power Plant and learn what it takes to run a power plant.
  • Mountain Goats: Kids, Nannies and Billies
    E5
    Mountain Goats: Kids, Nannies and BilliesMountain Goats are the largest mammals that to live in a high elevation habitat. They have unique climbing abilities and special adaptations that help them thrive. Find out more about these amazing animals.
  • Mountain Goats: How to Count Mountain Goats
    E6
    Mountain Goats: How to Count Mountain GoatsWildlife biologists are testing an old way to count mountain goats with a new high-tech twist. Ride and climb along as they test their theory.
  • The Moon: Explore the Moon
    E7
    The Moon: Explore the MoonThe Moon is one of more than 190 moons in our solar system, but it is very special to those of us on Earth. Find out more about this rock in space, how it is was formed and what it's impact on our planet is.
  • The Moon: Can You Visit the Moon in Idaho?
    E8
    The Moon: Can You Visit the Moon in Idaho?Before they went to the Moon, some astronauts trained at Craters of the Moon National Monument in Idaho. What is so special about this place? Why do scientists today look at this Idaho spot when thinking about going to Mars?
  • Trees: Tree Truths
    E9
    Trees: Tree TruthsTrees do more than make our world pretty. They are essential to life, providing us with oxygen, cleaning our water and air, protecting our soil and giving homes to 80 percent of the plants and land animals on Earth.
  • Trees: Growing a Better Peach
    E10
    Trees: Growing a Better PeachThere's a science to growing better fruit on a tree. Meet one of the country's best researchers into stone fruit and find out how to grow a better peach.
  • Measure: Measure What?
    E11
    Measure: Measure What?Measuring is way of allowing us to make comparisons and to organize our world. But it has taken us a long time to agree on how to measure things. Find out the history or measurement and more about the U.S. Customary standards.
  • Measure: The Metric System Explained
    E12
    Measure: The Metric System ExplainedMost of the world measures things using the metric system. Learn more about this standard of measurement and how it is getting more and more accurate.
  • Geology: What Forces Shape Your World?
    E13
    Geology: What Forces Shape Your World?Geology is the study of the Earth and the forces that shape it. Come learn what has made your world the way it is and how scientists study it.
  • Geology: The Connection Between Geology and Toothpaste
    E14
    Geology: The Connection Between Geology and ToothpasteYou might be surprised by the things in your life that come from the work of geologists.
  • Eyes: Seeing is Believing
    E15
    Eyes: Seeing is BelievingSeeing is one of your five senses. It is how you come to understand the world around you. But how do your eyes work?
  • Light: Let There be Light
    E16
    Light: Let There be LightLight is energy from the sun, but light is much more than just what we see. Find out more about this essential part of nature.
  • Oceans: What's Under the Surface?
    E17
    Oceans: What's Under the Surface?Oceans are salty bodies of water that cover 70% of the Earth. Oceans contain many different ecosystems. Some of the Earth's largest and smallest creatures live in the ocean. Yet people have only explored about 5% of the Earth's oceans.
  • Rivers: Life of a River
    E18
    Rivers: Life of a RiverRivers have a life. They change the land through which they flow. They give us water to drink, energy we convert to electricity, and a place for plants and animals to live. But where do they start? How do they change?

 

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