Broadway Toys Hanayama | Hashtag/ Shift Hanayama Metal Brainteaser Puzzle Mensa Rated Level 3 75*119*45 mm

The plate shaped pieces intervene with each other for the perfect balance. The pieces all fall apart instantaneously, unbelievable when considering all the straight moves you make with the pieces to take them apart. Designed by Yoshiyuki Kotani from Japan and Kirill Grebnev from Russia.