How do I Airplay in the Classroom (iOS 13/14)?

AirPlay from iOS

Connect your iOS device to the CEWA Wi-Fi network
Open Control Center:
- On iPhone X or later or iPad with iOS 12 or later: Swipe down from the upper-right corner of the screen.
- On iPhone 8 or earlier or iOS 11 or earlier: Swipe up from the bottom edge of any screen.
Tap Screen Mirroring.
Select the Apple TV for the relevant classroom.
If an AirPlay passcode appears on your the screen, enter the passcode on your iOS device.

You should now successfully be connected via AirPlay.

To stop mirroring your iOS device, open Control Center, tap Screen Mirroring, then tap Stop Mirroring.