Seen it before? · Pictures
Pictures appear one at a time and some come back. Say whether you've seen each one already.
For each item, tap “Seen it” if it has already appeared in this game, or “New” if it hasn't. Take your time — there is no clock.
How to play
For each item, tap “Seen it” if it has already appeared in this game, or “New” if it hasn't. Take your time — there is no clock.
What it trains
Remembering what things look like — pictures, shapes and colors — and noticing what is new, missing or changed.