Morso (https://morso.app/) generates a mini-course with a quiz from an instruction.

The lessons last about four minutes, in slide format with exercises. They end with a refresher quiz to promote memorization and evaluation.

Playful progression: experience points (XP), streaks and rankings.

Available on the web and on Android, an iPhone version is announced.
Generation from a document in free version, YouTube video in Pro version.

AI model used not specified. French accepted

Free with accounts, 2 courses and 3 lessons per month announced but limits largely exceeded during testing.