Algorithm efficiency word scramble: word scramble for Grades 10–12, page 1 preview

Word scramble · Coding

Algorithm efficiency word scramble · Grades 10–12

Unscramble 10 words about algorithm efficiency using the clues. Practices spelling and topic vocabulary.

Grades 10–12 · ages 15 to 18
Easy
10 to 15 minutes
1 page
Free

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.

Saving answers to subproblems so they are not recomputed
Time that grows in step with the input size
Time that grows very slowly, as with binary search
Giving up some memory to gain speed, or the reverse
A rule of thumb that finds a good answer quickly
Trying every possibility
Always taking the best-looking choice right now
Time that grows with the square of the input
A function solving a problem by calling itself on a smaller one
Time that doubles with each extra input item

What your child practices

Your child practices spelling and topic vocabulary.

Grades and ages: Grades 10–12, ages 15 to 18
Time: About 10 to 15 minutes
Subject: Coding
Level: Easy for Grades 10–12
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 Grades 10–12, 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.