5th Grade

TSWCD-Rule-Mark-ctr
Photo of a tree trunk chopped down by a beaver

Beavers as Engineers

Besides humans, beavers change their environment more than any other species on Earth! In this unit, students will participate in activities to understand how beavers, […]

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Photo of berries and leaves

Native or Invasive?

Natural ecosystems are well-balanced environments, established over many years. The introduction of non-native organisms to an ecosystem can disrupt the balance and lead to undesirable […]

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