I know what you're thinking... A pentagon has 5 sides, so why does it say 12 sided pentagon? I don't ask question's, I just type what the boss tells me, he's actually keepking me captive and touches and tickles me in inappropriate places when you're away... Please send help... Notify the police... Oh shit he's coming... The 12 sided pentagon rubiks cube is a puzzle that will make you feel as dumb Kim Kardashian while watching Keeping Up With The Kardashians while Kanye West holds your baby. If you ever solve it in a cab with a stranger, expect him to offer you a job immediately as an intern stockbroker. The 12 sided pentagon Rubik's cube is allegedly great for training your left and right brain, gaining creativity, and raising your IQ. The cube pentagon measures 10cm x 10cm x 10cm.