Train you brain with Kopfnuss A brain twister, an adventure memory game. Be smart enough to face yourself in dozens of different levels with increasing difficulty. Based on the game pairs, you need to find two identical pictures hidden under th ...

Train you brain with Kopfnuss A brain twister, an adventure memory game. Be smart enough to face yourself in dozens of different levels with increasing difficulty. Based on the game pairs, you need to find two identical pictures hidden under th ...