Bundle of 3 of the most popular (and tricky to solve) Hanayama Puzzles of Japan include: UFO (level 4), VORTEX (Level 5) and INFINITY (Level 6). Put your brain in gear and see if you can figure how to solve these three very devious Brain Teaser. Great for the family member with and ‘Engineering-style” mind. The object of these puzzles is to separate the pieces. Equally as challenging is re-assembly. Truly solving all Hanayama puzzles means that you actually know which moves take-apart the puzzle and then which moves allow it to be re-assembled. Hanayama puzzles are excellent brain teasers for ages 13 to 105 years. NO force is required to solve this tricksters. Puzzles are small, pocket size, measuring approximately 1 to 2 inches long and weigh approximately 3 to 4 ounces each. Bundled together with 3 Green Velveteen/ Red satin Lined drawstring pouches from Deluxe Games and Puzzles. Pouches measure approximately 4.5 x 3.5 inches laying flat.