Working memory

N-back, letters and numbers, chained arithmetic, updating and interference.

8 exercises · 30 progressive levels, from basic to advanced

1. Visual n-back

   Is the cell the same as N steps back?

2. Auditory n-back

   Is the letter you hear the same as N steps back?

3. Dual n-back

   Position and sound at the same time.

4. Letters and numbers

   Hear a mix and reorganise it: numbers in order, then letters.

5. Chained arithmetic

   Do the maths in your head, step by step.

6. Updating

   A sequence of unknown length: remember only the last digits.

7. Selective memory

   Remember only the words in red.

8. Interference

   Two lists in a row. Remember only the first.