Science

Grade 3 Ecosystems & Food Chains

100 pages on ecosystems and energy — producers, consumers, decomposers; food chains and food webs; how environmental changes affect organisms (drought, habitat loss); fossils as evidence of past life; and designing a model habitat. Aligned with NGSS 3-LS2, 3-LS4.

Ages 89100 pagesInstant PDF Download

What's Inside

  • Producers, consumers, decomposers
  • Food chains and simple food webs
  • Environmental change and organisms
  • Fossils and past environments

Learning Outcomes

Ecosystem roles
Food chains
Environmental impact
Fossils
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