Larry D. Nichols Larry D. Nichols Larry D. Nichols, born 1939 in the United States, is a puzzle designer. He grew up in Xenia, Ohio, and studied chemistry at DePauw University in Greencastle, Indiana, before moving to Massachusetts to attend Harvard Graduate School. He is best known for the invention of mechanical puzzles including 'The Nichols Cube Puzzle' (1974), patent US365520. He has lived with his wife Karen in Arlington, Massachusetts since 1959. In 1957, 17 years before Dr. Rubik’s invention popularly known as the “Rubik's Cube”, Dr. Nichols conceived of a twist cube puzzle with six colored faces. It was a 2×2×2
Puzzle Play the show continued, a clue was shown for each piece. Each clue was usually a video with a host narrating about the shape with information about it. The hosts visited schools, preschools, kindergartens and parks. As the pieces were being removed, a picture was revealed in the background and in the end the 3 hosts guessed what the picture was about. All the pieces were related to final picture. Before the show was aired, it replaced the show "In the Box". Puzzle Play was replaced on 31 January 2011 by "Wurrawhy". Puzzle Play Puzzle Play is an Australian pre-school themed