Session and Performance Information:

• You can complete a session by spending at least 15 minutes active, answering at a moderate speed.

• You can complete a session by spending at least 8 minutes active, answering at a fast speed, and your accuracy is nearly as good as (or better than) your historical average.

• Anti-Cheating: If you stop working for more than 1 minute, the timer stops counting that time toward your progress.

• Historical Comparison: Your current correct-answer rate is compared to your past performance to make sure you aren't rushing.