The term 'Big Name in Puzzles' can be summarized by the crossword solution Rubik (5 letters). Rubik is a Hungarian inventor and professor of architecture who created the Rubik's Cube, a 3-dimensional puzzle game. The Rubik's Cube has become one of the world's most popular puzzles, selling over 350 million units since its invention in 1974. It has been featured in movies, television shows, and video games, and has become an iconic symbol of the 1980s.