Challenge your brain in a fun game that tests your thinking memory & speed skills Compete with other players in 8 different challenges which will make you use all your brain power olfactory tests observation analysis coordination & more Put your brain to the test of a new sense This edition of Cortex adds the olfactory challenge where players have to identify the smell on the card 2 to 6 players 15 Minutes play time Ideal for ages 8 & above