Lesson Plan

Alex: How Old Is That Tree?

Curated by ACT

One of the best ways to learn about a tree is to look at its annual rings. Tree rings show patterns of change in the tree's life as well as changes in the area where it grows. In this lesson, students will trace environmental changes using a cross- section of a tree trunk.

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Classroom Considerations
  • Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)