N'Back Fan

Improve Sensory Memory & Working Memory using N'Back.

Tap the number key matches the one from N steps earlier in the sequence.

In 1'Back 1 task1: count & memorize 2 task2: count & memorize 3 keyboard: answer for task1 4 task3: count & memorize 5 keyboard: answer for task2 6 task4: count & memorize :

In 2'Back 1 task1: count & memorize 2 task2: count & memorize 3 task3: count & memorize 4 keyboard: answer for task1 5 task4: count & memorize 6 keyboard: answer for task2 7 task5: count & memorize :

[details] https://app.brain-workout.org/nbackfan-e/