Most of these are online lessons, usually with some interactivity, intended as part of an online “textbook”.  Many are suitable for a flipped learning situation.  Others are interactives suitable for demonstrating or exploring concepts.  The grade/class for which these were created is given as a guide to the approximate level.

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Earth Structure

Rocks and Minerals

The Changing Surface

Climate Science

  • Keeping Earth Warm.  The greenhouse effect, Earth’s energy budget, and natural climate cycles.  Grade 10.
  • The Warming Earth.  Evidenc for and causes of unnatural global warming.  Grade 10.
  • Generating Carbon Dioxide.  The significance of CO₂, the carbon cycle, and combustion reactions.  Grade 10.