Classroom Clock
The Classroom Clock is a free big digital clock for your classroom wall or projector. Huge digits, 12 or 24 hour format, and a fullscreen mode that fills the screen.
Classroom Clock
Free for teachers, no signup
Tip: project this page on your classroom screen. Press Fullscreen for a big distraction-free display. Everything runs in your browser, nothing is uploaded.
How to use the classroom clock
- Open the page and the clock starts automatically.
- Switch between 12 and 24 hour format with one tap.
- Go fullscreen to turn any screen into a classroom clock.
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Frequently asked questions
Can I switch between 12 and 24 hour format?
Yes. One tap switches the display between 12 hour and 24 hour time.
Is the clock big enough to read from the back of the room?
Yes. The digits are extra large, and fullscreen mode makes them fill the whole projector screen.
Does the classroom clock show seconds?
Yes, seconds are shown ticking live next to the hours and minutes.
Can I use it in fullscreen on my projector?
Yes. Click the fullscreen button to fill your projector screen, then press Esc or click the button again to exit.
Is it free to use?
Yes, it is completely free to use, with no signup and no limits.