Big and Small Worksheet

Big and Small with Space

Preschool Size comparison (readiness) Aligned standard — coming soon

Which one is bigger? On this pre-K worksheet a child compares space things shown large and small, and picks the bigger one each time. Setting two sizes against each other and choosing the larger is a direct comparison — a child noticing that one a rocket, a planet and a star takes up more space than the other. The whole task is that single bigger-or-smaller judgment, made again and again.

Choosing the bigger picture trains a child to weigh one quality — size — between exactly two things. That focused, two-way comparison is a call a preschooler makes naturally and sharpens with practice. With space things shown big and small, the question stays simple: which of these two is larger? Each correct pick grows a child's confidence in judging size at a glance.

Children feel clever spotting the bigger picture every time, and a finished big-and-small worksheet is a small win. When this is easy, compare the sizes in big and small with spring, or try big and small with tools. You can also browse every big-and-small worksheet or the whole preschool collection — each sheet prints cleanly or plays online for free, and the more a child compares big and small, the surer their eye for size grows, one comparison at a time.

What's inside

  • 8 exercises
  • Answer key included
  • Print as PDF or play online — free, no sign-up

Updated May 7, 2026

Pictures on this worksheet

  • Astronaut
  • Telescope
  • Planet
  • Rocket
  • Earth
  • Mars
  • Asteroid
  • Saturn

Try it — interactive

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