Seasonal Changes in Plants: Leaf Pigment

This Seasonal Changes in Plants: Leaf Pigment interactive also includes:

Leaves fall off the tree in the autumn, but why do they change colors? The interactive covers the role of chlorophyll and photosynthesis. It also explains both carotenoids and anthocyanins.

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CCSS: Adaptable
NGSS: Designed
Instructional Ideas

  • Take a photo of a deciduous tree near school once every two weeks from when school starts back through when the leaves are gone; discuss the changes
  • Extend the above idea by taking the photo every two weeks year round to show the speed of the growth cycle as well
  • Year-round project extends to a multi-year project that tracks if the dates change for both fall and spring leaf conditions
Classroom Considerations

  • Requires a free CK-12 account to access the interactive
Pros

  • Does not require much class time
  • Works well in a traditional or flipped class set up
Cons

  • Contains a few spelling mistakes on vocabulary words
Common Core

NGSS