The Hercules tray brainteaser consists of colored metal pieces, identical in size and shape. There is only one way to fit them all into the 4-1/2" square wood tray. Designed by Jean Claude Constantin. Solution included.
It may take an infinite amount of time to solve this mind-boggling metal brainteaser by designer Doug Engel. Try to take the four nickel-plated pieces apart then fit them back together. 2-1/2" in diameter. Solution included.
Bird In The Nest is a handheld wooden brainteaser. Your goal is to remove the cute bird from its wooden nest.
• A great gift for bird watchers, animal lovers and people who love brainteasers and trick puzzles • Made of solid beech wood with walnut accents • Bird In The Nest brainteaser puzzle measures 2-1/2" x 2-1/2" • Solution included
Two wooden knobs turn on the cover, but fail to release the locking mechanism. This collectible box makes a beautiful gift or wonderful hiding spot for valuables. Designed by Jean Claude Constantin. Crafted of walnut and pine inlaid woods. Measures 3-1/4" x 2-1/2" x 6". Solution included.
Four colored wooden "L" shaped pieces and one unified block are within this frame. Can you slide them around so that the block is inside the corners? Designed by Serhiy Grabarchuk. Measures 5-1/2" x 4" x 1". Solution included.