When presenting a workshop which calls for sharing multiple screens and technology peripherals, you can use the Elgato Stream Deck device.
Download the software to set up your device - https://www.elgato.com/ww/en/s/downloads
Download the Streamlabs software to control the device - https://streamlabs.com/
iPad #9 was tested for set up, installed Stream Link but it didn't work - https://help.elgato.com/hc/en-us/articles/360027963952-Screen-Link-Setup