Enjoy! Limited choices! For young puzzle-solvers, we love the Melissa & Doug Disney Princess Wooden Cube Puzzle. This puzzle ...

In 1974, a Hungarian professor of architecture named Ernő Rubik cobbled together a cube made from wood and paper, held by rubber bands, glue, and paper clips. A few years later, he applied for a ...

But solving the cube may also elicit happiness because it taps into other emotions, according to Dr Julia Christensen, a senior research fellow at the Max Planck Institute for Empirical Aesthetics in ...

(The brand was acquired by a Canadian multinational toy company Spin Master in 2021.) That's not counting the sales of other types of puzzle cubes by different brands. Some are wooden, others ...