If you were the kid who tore all the stickers off the Rubik’s cube then this is definitely not the toy for you ! However, if you were  or still are the type of person who likes to be baffled then check out the Ultimate 777 Curve IQ Cube! This massive IQ cube measures 7.5cm x 7.5cm x 7.5cm and is great to keep those dusty brain cells at work!