🔬 Science · Ocean Life
Classifying Ocean Animals
Classify ocean animals into major groups: fish (breathe through gills, have scales), marine mammals (breathe air, warm-blooded, feed milk), and invertebrates (no backbone — jellyfish, octopuses, crabs, starfish)
Typical age: 7–9 years
“If your child saw pictures of a tuna, a seal, and a jellyfish, could they sort them into fish, marine mammals, and invertebrates, and explain what makes each group different?”
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