Grade 3 — Science

NGSS Aligned

Grade 3 — Science

Grade 3 Science explores inherited traits and adaptation in life science, forces and magnets in physical science, and weather vs climate in earth science — all aligned to the Next Generation Science Standards.

Units & Topics Covered

3 units  ·  18 topics

Life Science: Traits & Survival

  • Inherited traits vs learned behaviours in animals and plants
  • How variations in traits affect survival
  • Adaptations that help organisms survive in specific environments
  • Life cycles of insects, frogs, birds, and flowering plants
  • Comparing life cycles across organisms
  • What fossils tell us about organisms that lived long ago

Physical Science: Forces & Interactions

  • Contact forces and at-a-distance forces
  • Magnetic forces: attract, repel, and act through materials
  • Electric forces and static electricity basics
  • Balanced and unbalanced forces and their effects on motion
  • How friction affects moving objects
  • Simple machines and the concept of mechanical advantage

Earth & Space Science: Weather & Climate

  • Distinguish weather from climate
  • Climate zones: tropical, temperate, polar
  • How climate affects the kinds of organisms that live in a region
  • Severe weather events: tornadoes, hurricanes, blizzards
  • How communities prepare for and reduce the impact of natural hazards
  • Using data to describe typical weather conditions in a region
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