Human body systems word scramble: word scramble for Grade 7, page 1 preview

Word scramble · Science

Human body systems word scramble · Grade 7

Unscramble 10 words about human body systems using the clues. Practices spelling and topic vocabulary.

Grade 7 · ages 12 to 13
Easy
15 to 20 minutes
1 page
Free

Goes with the game Body Explorer.

The answer key is a separate page for grown-ups. Sign in to download it.

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The scrambled words and clues

Directions: Unscramble the letters to make a word that matches the clue. Write one letter in each box.

The body's balancing act that keeps conditions inside steady
System, including the kidneys, that removes wastes
System of bones that supports and protects the body
System of brain, spinal cord and nerves that carries signals
Chemical messenger carried in the blood
6. E · I · V · N
Blood vessel that carries blood back to the heart
System that breaks food into nutrients the body can absorb
Nerve cell that carries electrical signals
System of glands that release hormones into the blood
Protein that speeds up chemical reactions, such as digestion

What your child practices

Your child practices spelling and topic vocabulary.

Grades and ages: Grade 7, ages 12 to 13
Time: About 15 to 20 minutes
Subject: Science
Level: Easy for Grade 7
Answer key: Yes, for grown-ups who sign in
Printing: 1 page, US Letter or A4, low-ink option
Updated: October 15, 2026

How to use it

Read the rules at the top together and try the first step side by side. Use a pencil so mistakes rub out easily, and check every answer at the end. It is one of the easier sheets for Grade 7, good as a warm-up or a first look at the topic.

An answer key comes with it as a separate page that grown-ups download after signing in.

Tip for grown-ups: Say the clue first; knowing the meaning makes unscrambling much easier.

Done on paper? A grown-up can record it on the child's page in PlayOwl; downloading alone doesn't count as finished.