The Interlocking Ladder Puzzle is based on the "Japanese Crystal Puzzle" originally designed in Japan circa the 19th century. This stunningly ornate and intriguing device is one of the most challenging units in our entire interlocking puzzle collection. Symmetrical, multifaceted, and celestial, the structure is made out of 51 non-identical, interlocking bars. Each piece is precisely cut so they interlock perfectly to make a solid structure. Similar to many construction/interlocking puzzles, the key to unraveling the crystal is to turn just one key piece. Afterwards, there are precise steps that must be followed to unlock the rest of the puzzle. After the pieces have come apart, are you up to the task of rebuilding it? Warning: one of the most challenging puzzles in our collection-try at own risk! This is a very difficult and very large 51 piece wooden puzzle. One of our most challenging puzzles, all having a similar starting point.

The object : After taking it apart try to assemble the pieces into the original shape.

However this perfectly symmetrical, multifaceted structure is formed by the assembly of 51 bars. Each bar was carefully cut so that the pieces can interlock to make a solid core.

Once assembled, no single piece can simply be pulled out of place in order to take the puzzle apart. As in many construction puzzles, the key lies in turning one piece. This mechanical puzzle is based on the "Japanese crystal Puzzle" originally designed in Japan around the 19th century. This beautiful and intriguing mechanical puzzle is one of the most challenging puzzles in our interlocking puzzles collection. This perfectly symmetrical multifaceted celestial structure is made out of 51 non-identical interlocking bar pieces. Each piece precisely cut so the pieces can interlock perfectly to make a solid structure.

Like in many construction interlocking puzzles, the key to unlocking the puzzle is in turning just one piece, there are precise steps that you have to follow to unlock the puzzle.

This high-level difficult puzzle is perfect for serious puzzlers with a lot of extra time on their hands. Perfect for building focus, patience, and spatial reasoning!

Once you’ve solved the puzzle it makes a beautiful art piece to display on a bookshelf or coffee table. Name : Big top (51 pcs.) Level : 9.9 Weight (g) : 530g Size (w x l x h) : 17.50×17.50×17.50 cm. The ideal puzzle for those who love a challenge! A nice little piece of art too! Packaged perfectly

https://youtu.be/5lALI7DvHO8

WHY IS MY ORDER BEING SHIPPED IN DIFFERENT PACKAGES?

If you have a multi-item order, each item may be shipped from the different international warehouse, depending on which one has them available the fastest. Alternatively, if an item is popular and on a bit of a back order, we might ship your items at different times, in different packages, to prevent holding up your order and to get it to you as fast as possible!

WHEN WILL I RECEIVE MY ORDER?

Orders are shipped out directly from any of our many domestic & international warehouses and they will do everything they can to get you your order as fast as they can! Due to the popularity of our offers, please allow an estimated 3-7 days for your order to arrive at the USA (varies from product to product). Please note, that due to the extreme popularity of our offers, these are only estimates.

WHAT HAPPENS IF MY ORDER GETS STUCK OR LOST IN THE MAIL?

All of our orders are sent with insured shipping and handling. If an order gets stuck at customs, sent back or even lost during the delivery process, we apologize! The postal service is out of our control. However, in cases like this, because the packages are insured, we will send you a new package with quicker shipping and full tracking, if possible. Please see our refund and return policy for when these might be applicable to shipping situations.

WILL I BE CHARGED FOR CUSTOMS AND TAXES?

The prices displayed on our site are tax-free in USD, which means you may be liable to pay for duties and taxes once you receive your order. Import taxes, duties and related customs fees may be charged once your order arrives at its final destination, which is determined by your local customs office. Payment of these charges and taxes are your responsibility and will not be covered by us. We are not responsible for delays caused by the customs department in your country. For further details of charges, please contact your local customs office.