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Printable early-elementary science worksheet on life cycles and mammals, with vocabulary and sequencing activities about kangaroos and humans.
Worksheet

Life Cycles and Mammals

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About:

This printable science worksheet introduces early elementary students to life cycles and mammals. Students sequence human life cycle stages with arrows, complete sentences using vocabulary words (mammal, marsupial, life cycle, reproduce, adult), and explore why kangaroos carry babies in pouches. Useful for science units on animal adaptations and living things, or daily practice work.

Subject:
Science
Topic:
Biology
Grade Level:
K – 2nd Grade
Updated May 2026

Word Bank

  • adult
  • life cycle
  • mammal
  • marsupial
  • reproduce

How to Use This Worksheet

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