Digital Science Lessons

Free interactive digital and video science projects.

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Meet a scientist every Tuesday at 11 a.m. PST on Facebook Live

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Scientist-lead projects for science classes. 

Weekly Science Challenge: Make a Winogradsky Column

Aug 26, 2020 | Online Learning, Monday | 0 comments

Learn how to cultivate your own microbe community through this easy at-home science lesson. 

Materials Needed:

  • Tall vase, cup, or bottle
  • Mud
  • Hard boiled egg
  • Newspaper
  • Plastic wrap and a rubber band or plastic cover for the container


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