IPad is locked out how do I recover pass code
Open iPad forgot security code how to find or change it
iPad Pro, iPadOS 13
You will have to use your home computer to erase the iPad using iTunes. See the directions in this link --> If you forgot the passcode on your iPad, or your iPad is disabled - Apple Support
Assuming you've been backing up your iPad, you'll be able to restore a backup once you're back in. If you haven't backed up, you'll lose your data.