Soapy Science

Sudsy science, homemade soap, and repulsive pepper! The Curious Crew learns all about the science of soap with a lesson on saponification and surfactants. STEM Challenge: Making Homemade Soap; Curious About Careers: Water Chemist Daveda Quinn.

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Diffusion and Osmosis

Smelly particles, wilted veggies, and growing jellies! The Curious Crew explores diffusion and osmosis using tea bags, scented balloons, and jelly marbles. STEM Challenge: Make a Reed Diffuser; Curious About Careers: Ornithologist Pam Rasmussen.

  • 2020-04-04T00:30:00-07:00
    KCET-HD

Wheels and Axles

Difficult doorknobs, funnel races, water wheels and pinwheel power! Explore how a round wheel works together with an axle so that they rotate together. STEM Challenge: Making a rubber band powered wheel and axle. Curious About Careers: Scientist Tonya Matthews gives an interactive tour at Michigan Science Center in Detroit.

  • 2020-04-05T00:30:00-07:00
    KCET-HD
  • 2020-04-11T00:30:00-07:00
    KCET-HD

Resonance

Resonant rods, rings and pipes and powerful pendulums! Explore how every object has the potential to vibrate, and those vibrations occur in different wave patterns. Resonance is adding an additional force with a matching frequency the wave. STEM Challenge: Making a membranophone. Curious About Careers: Nuclear physicist Artemis Spyrou explains how an atom-smashing cyclotron works.

  • 2020-04-12T00:30:00-07:00
    KCET-HD
  • 2020-04-18T00:30:00-07:00
    KCET-HD

Momentum

Racing cans, pencil spinners, bowling ball bangers! Explore how whenever something is moving, it has momentum, and the faster it's moving, the more momentum it has. STEM Challenge: Designing a better bobsled. Curious About Careers: Pediatrician Mona Hanna-Attisha describes what it takes to care for children's health.

  • 2020-04-19T00:30:00-07:00
    KCET-HD
  • 2020-04-25T00:30:00-07:00
    KCET-HD

Football Science

Football bounce and flight, sticky fingers and more! Explore how a football's shape makes it more difficult to predict how it will bounce, while that shape helps its gyroscopic motion when thrown or kicked. STEM Challenge: Designing a water balloon helmet. Curious About Careers: Biomechanical engineer Tamara Reid Bush explains the movement of the human body.

  • 2020-04-26T00:30:00-07:00
    KCET-HD
  • 2020-05-02T00:30:00-07:00
    KCET-HD