Seven pieces, all different, will form a cube in 240 unique ways. In addition, there are many other shapes that are generally more difficult to solve than the cubes. Our instruction sheets include 60 3-D shapes to be made (with solutions), along with recommended websites that are dedicated to this puzzle that will give you many more shapes, math theory, history and more. The Soma Cube was invented by Danish mathematician Piet Hein in 1930's. There's a debate over the exact year the Soma Cube came into existence. Thorlief's Soma Page goes into great detail concerning Soma Cube history. It will develop spatial relationship skills in all ages. You start to be able to visualize the relationship of the piece in your hand to the available space in the puzzle in your mind. We ...

What an amazing and interesting puzzle from our shop. The 54 "T" shaped pieces will make a cube 20,000 different ways, yet it is no easy task to find ANY of them, but it is great fun trying! You can get close, but getting those last 2 or 3 pieces to fit it is really a challenge. Five of the possible solutions are included if you need one. The manufacturer found the design for these Monster Puzzles from a mathematician's website and thought they would make fantastic puzzles. There is an attractive and substantial wood cover that fits neatly over the top of each puzzle. Fully assembled they are each about a 5.75" cube and weigh about 3.5 pounds! The final product picture shows the Monster T 54 next to a medium size Some Cube to illustrate how huge this puzzle is. Something we...

After you crack the Egg Tangram you can make 54 different birds from the pieces. The puzzle comes with a solution sheet that has patterns for the birds. The Egg Tangram has been around for over 120 years. This is a great puzzle for kids and adults. The Egg Tangram comes with a fantastic wood box with a lid. This puzzle makes a fantastic gift for bird watchers, family and friends. This Egg Tangram is also a great eco-friendly, sugar-free option for Easter baskets. It comes in a wood box with lid. Puzzle Name: Egg Tangram Difficulty Level: 3 about difficulty Approximate Size: 5 x 5 x 1 about sizes ...

This 2x3x4, 9 piece, Burr Puzzle. Nicely made and a real challenge. Requires insertion, twisting, and sliding of some of the pieces. This is a tough brain teaser, but not too tough for those who love solving burr puzzles. Puzzle Name: Burr 2x3x4 Wood Knott Would Not Difficulty Level: 4 about difficulty Approximate Size: 3 x 3 x 3 about sizes Check out our other Burr puzzles: 6x6x6 Burr All Star Burr Dragon Burr Wood Knott Try This...

Eggcellent choice for an Easter basket because this football looks like an egg. This is the best-looking egg puzzle we've seen. It's also a great challenge for that football fan in your life! The football will come apart into nine pieces, after which you’ll faced with the difficult task of getting it back together. Perhaps something to do during halftime? Or maybe more like two or three halftimes… Puzzle Name: Medium Football Difficulty Level: 3 about difficulty Approximate Size: 5 x 3.5 x 3.5 about sizes We also have: Big Football Little Football Soccerball Little Soccerball ...

The Muscle Cube puzzle is the little brother of our Hercules cube. It is extremely well-made and a very tough puzzle, with 33 pieces total. This puzzle is both a Level 5 interlocking complex unit and beautifully handcrafted for tight fitting pieces. Puzzle Name: Muscle Cube Difficulty Level: 5 about difficulty Approximate Size: 3 x 3 x 3 about sizes ...

The Color Match Tiles 8 puzzle is quite popular, despite its difficulty. The object is to place the wooden blocks into the slots on the board in such a way that the colors on all adjacent sides and corners match. This is a far more difficult puzzle than most would expect! There are only eight tiles, but those tiles have many possible locations on the board. This brain teaser also comes with an attractive wood cover. Puzzle Name: Color Match Tiles Difficulty Level: 4 about difficulty Approximate Size: 4.5 x 3.5 x 1.25 about sizes ...

The Dragon's egg is a beautifully polished two piece wooden puzzle ball that is about the size of a baseball. The object is to separate it into two pieces, but it may not be as easy as it seems. If you know the trick you can open this brain bender in front of people without them catching the secret move. This brain teaser is a terrific desk, coffee table, or waiting room puzzle. Everybody will want to try to solving this wooden puzzle ball. Many will try. Few will succeed. Puzzle Name: Dragon's Egg Difficulty Level: 2 about difficulty ...

3 Sun boxes are our most popular size, offering a substantial box at a reasonable price. These are all from the studio of Hiroyuki Oka, are of excellent quality finish and movement and come in an attractive box. They have the craftsman's (Mr Oka) Hanko stamped on the inside of the lid. Highly recommended. About Puzzle Boxes: Not just puzzles, these trick boxes are works of art created by a small group of master craftsmen in the Hakone-Odawara region of Japan. Once you start to study them beyond their striking beauty, you see that there is no apparent lid and seemingly no way to open them. However, careful investigation reveals that its surface has several movable pieces. The fits are incredibly precise, but you can slide them in various sequences. Unless an exact series of move...

This handcrafted box is a substantial size. The seams are well hidden and the wood-work is amazingly intricate.These are all from the studio of Hiroyuki Oka, are of excellent quality finish and movement and come in an attractive box. They have the craftsman's (Mr Oka) Hanko stamped on the inside of the lid. Highly recommended. About Puzzle Boxes: Not just puzzles, these trick boxes are works of art created by a small group of master craftsmen in the Hakone-Odawara region of Japan. Once you start to study them beyond their striking beauty, you see that there is no apparent lid and seemingly no way to open them. However, careful investigation reveals that its surface has several movable pieces. The fits are incredibly precise, but you can slide them in various sequences. Unless a...