| 摘要 |
Methods and system for organizing and providing informational content to users are disclosed. According to an aspect, a method may be implemented by a processor and include receiving user response to presentation of informational content associated with a first difficulty level. The method may also include associating a second difficulty level with the informational content based at least partly on the user response and the first difficulty level. Further, the method may include providing the informational content to a user based at least partly on the second difficulty level. |
