Random Number Wheel 1–20
The Random Number Generator 1–20 is a free number wheel that picks a whole number from 1 to 20 with an equal 5% chance, and works as a d20.
Spin the wheel for tabletop games, student numbers, raffles and math lessons. Every number from 1 to 20 has the same chance on every spin.
Use it as a twenty-sided die for role-playing games, or press Remove after each spin to draw numbers without repeats.
- 20 entries
- 1 in 20 chance each
- Classroom Wheels
- Free, no sign-up
What's on the Random Number Wheel 1–20
Change any entry in the Entries box next to the wheel, add your own or take some out. Your version is saved in this browser, and Reset brings the template back.
Edit Entries- 1
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Ways to Use the Random Number Wheel 1–20
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Tabletop Games
Roll a d20 on a shared screen for online role-playing sessions.
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Student Numbers
Give students numbers and spin to choose who answers next.
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Raffles
Draw numbered tickets for a small raffle or prize draw.
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Math Lessons
Spin numbers for mental math, rounding or times tables practice.
Number Wheel vs. Rolling a d20
A physical d20 works at the table, but online players can't see it and it is easy to lose. The number wheel gives the same equal 1 to 20 odds on any screen, and every roll is visible to the group.
How to Use the Random Number Wheel 1–20
Spin
Click the wheel or the Spin button at its center, or press Ctrl + Enter.
Watch It Land
The wheel ticks past each slice and slows down. Whatever stops under the pointer lights up as the result.
Keep It or Remove It
Keep the result, or press Remove so it cannot come up again.
Go Again
Spin as often as you like. The Results tab lists every result.
Related Wheels
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Random Number Wheel 1–100
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Spin for a quick brain break. Short movement and mindfulness activities to reset a classroom in two minutes or less.
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Spin for a random ice breaker question. Easy get-to-know-you questions for classrooms, team meetings and first days.
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Random Letter Wheel
Pick a random letter from A to Z with an alphabet wheel. Great for word games, Scattergories and classroom phonics.
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Frequently Asked Questions
Quick answers about how the wheel works, what it saves and how fair it is. Want proof? Try the randomness audit.
Can I use this as a d20?
Yes. Each number from 1 to 20 has an equal 5% chance, the same as a fair twenty-sided die.
Can I draw numbers without repeats?
Yes. Press Remove after each spin, or turn on Remove the winner automatically in Settings.
Can I change the entries on this wheel?
Yes. Edit the Entries box next to the wheel, one entry per line, and the wheel updates as you type. Your version is saved in this browser, and Reset brings back the template's entries.
Does the wheel keep my results?
Yes. The Results tab lists every spin, newest first, until you clear it or leave the page. Your entries and settings stay saved in this browser.
Does this wheel work on my phone?
Yes. It works in any modern browser on phones, tablets and computers, with nothing to install.
What if I don't like the result?
Spin again. If a result disappoints you, that can be a useful sign of what you really wanted.
Ready to Spin?
Your wheel is waiting at the top of the page, just as you left it.