All of us suffer from occasional "mental block", but Duncan® has turned on its edge with the new Mental Block™' brain twister. Fun for 2 to 4 players, this game is easy to learn, but a challenge to win! More fun than 2-dimensional games, with the Mental Block you can go around corners and over walls. With alternating turns, simply be the first player to connect 4 pegs in a row, and you win! Includes: Mental Block, 96 Pegs, Instructions 2 to 4 players, Multi Game Variations Fully Assembled