The "World's Record Smallest Rubik's Cube," weighing about 0.3 gram, is priced at 777,777 yen ($5,300). Orders can be made on the company's online store from Thursday, with plans to expand sales ...

The world's smallest Rubik's Cube is now available to order. It is not merely a showpiece but you can actually solve it. Produced by Japanese toy maker MegaHouse, the puzzle is fully functional ...