v1
Backward Digit Span
A number flashes. Type it back in reverse. Trains working memory.
No attempts yet — play to set your first score, then challenge a friend to beat it.
↵ to start · Esc to exit
A number flashes. Type it back in reverse. Trains working memory.
No attempts yet — play to set your first score, then challenge a friend to beat it.
↵ to start · Esc to exit