15. The Rubik’s Cube
Release Year: 1974
Creator: Ernő Rubik
Initial Cost: Variable
The Rubik’s Cube, invented by Ernő Rubik, became a global phenomenon in 1974. Priced in different amounts, this difficult puzzle cube went viral. Puzzle fans were enthralled with the Rubik’s Cube’s twisting and turning layers, which provided hours of frustration and satisfaction.

Twitter: @oxfordhomeschooling; Rubik’s Cube
Its continued appeal confirms its status as a classic brainteaser, leaving a legacy of vibrant frustration and victorious answers for those with the aptitude to solve it.
