Dual n-back
Position and sound at the same time.
How it works
Track two channels: A for a repeated position, L for a repeated letter (N steps back). Both can match at once.
- 30 progressive levels, from basic to advanced
- Levels 1 to 3 free, no card
Position and sound at the same time.
Track two channels: A for a repeated position, L for a repeated letter (N steps back). Both can match at once.