What shall we learn today?
10 out of 10
Used in the greeting and the praise messages.
Tap a voice to hear it read a real question.
By default, harder levels stay locked until she's getting about 7 in 10 right on the level before. Turn this off to let her roam freely.
Accuracy over the last attempts at each level. Anything under 70% is worth practising together.
The recorded voice is a set of small audio files served from your own server, so it sounds identical on every device and works offline. It's the recommended choice.
The others are iPadOS's built-in voices. Two things are worth knowing about them:
Progress is stored only in this browser on this iPad. Nothing is uploaded anywhere.