
Big O notation ordering game
An ordering game that builds intuition for how running time grows with input size. Use it after introducing Big O or as a quick check before an algorithms exam.
- Level
- Higher education
- Subject
- Computer science
- Category
- Programming and data
- Format
- Correct Order
- Questions
- 8
- Time
- About 7 min
Free to play. No sign-up for players.

What's inside
- 8 Correct Order questions
- Instant feedback after every answer
- Works on any phone, tablet or laptop
First questions
- Put these in order from slowest growing to fastest growing.
- Rank these growth rates, slowest growing first.
- Order these ways of finding an item in a large sorted data set, fewest steps first.
Community discussion
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