The Rubik's Cube was released. Erno Rubik wanted to teach his kids about objects so he came up with the idea of the cube. There we over 43 quintillion ways to solve the cube, and since the over 100 million have been sold.
Here's What 23 Of Your Childhood Toys Look Like Now There’s now a crazy version of Guess Who? called Guess Who? Electronic Extra that looks mighty complicated. (They still make a version closer to the original but the faces on that one are changed.