Science worksheet · Human body

Organs and Their Jobs

Fill in the brain, heart, lungs, stomach and bones in five sentences, then draw where your heart is.

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Grade level
Grades 2–3
Time
About 20 minutes
Answer key
Yes, page 2 of the PDF
Kids practice
The human body, Body systems, Healthy habits

What kids do

Printed on the sheet:

  1. Fill in the missing organ.
  2. Draw yourself. Mark your heart with a red
  3. X and your lungs with blue.
  4. Put your hand on your chest. What do you feel? What do you hear?

Words on this sheet

brainheartlungsstomachbones

Teacher tip

Ask kids to put a hand on their heart and feel it beat before they draw.

How to use it

  • Trace one child’s outline on butcher paper and add the parts as you learn them.
  • Have kids feel their own bones and heartbeat as they work.
  • Start with a two-minute “I notice, I wonder” talk about the picture on the sheet.

Watch for

Body talk can be personal for some kids. Keep examples general.

Talk about it

  • What does your heart do while you sleep?
  • What evidence helped you choose your answer?

Take it further

Keep a class chart of healthy habits for a week.

US Letter, prints well in black and white. Free for home and classroom use: print as many copies as you need.

More human body worksheets

My Bones: free printable science worksheet
Grades 1–3

My Bones

Match the skull, ribs, spine and femur to their jobs, then mark six bone facts true or false.

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