How to Read Aloud Text Cards
Press and hold the card, then select Speak to have the text card read aloud.
Make sure to turn on the Speak Selection feature in the iOS Settings beforehand.
Note: The web version is under development
https://gyazo.com/d78e27989c750d268ff2d63900e6d12c
How to Enable Speak Selection
In the iPad Settings, navigate to Accessibility > Spoken Content > Speak Selection and turn it on.
https://gyazo.com/3052570e5ddc47f08e65f90f3001fbb8
https://gyazo.com/b32ba439cb932d9195dd27a712974f96