Get to the root of problem solving with the Cast Radix metal puzzle, a challenging and intricate brain teaser that will put your spatial reasoning to the test. This 3D metal puzzle form Hanayama Huzzle is designed to resemble a miniature plant, with detailed craftsmanship and a sturdy metal construction. The name comes from the mathematical term, 'radical axis'; and also means root in Latin. The innovative concept that it is you might even be tempted to call it 'radical'. Whatever you call it, have fun.

The intent of this masterpiece is to disassemble it into three pieces and then reassemble it. Designed by Japanese designer Akio Yamamoto, this puzzle comes with no instructions or obvious solution, so you'll need to use your wits to figure out how to assemble it. Perfect as a gift for the puzzle lover in your life or a challenging treat for yourself.