Updated to cover the iPadOS update, Exploring Apple iPad will help you :
Upgrade your iPad to iPadOS
The new features introduced in iPadOS
Find your way around the dock, menus, and icons
Navigate with touch gestures: tap, drag, pinch, spread and swipe
Multi-task with slide over, split view, and drag & drop
Use iPad as a second screen on your Mac with SideCar.
Use control centre, lock screen, notifications, and handoff
Connect external keyboards as well as the on-screen keyboard
Use Apple Pencil to draw, annotate, and take notes
Get to know Siri, voice dictation, and recording voice memos
Communicate with email, FaceTime, and iMessage
Use digital touch, and peer-to-peer payments
Browse the web with Safari web browser
Take, enhance, and share photos and video
Stream music with Apple Music, buy tracks & albums from iTunes Store
Stream TV programs & movies with the new Apple TV App
Use Files App, as well as Maps, News, Apple Books, and Notes
Setup and use Apple Pay, Calendar, and Contacts, and more...
Finally, maintenance, system updates, backups, and general housekeeping tips complete this invaluable guide. You'll want to keep this edition handy as you make your way around your tablet. Have Fun!