This is without a doubt among the most difficult of all puzzle brainteasers.

University Games was founded by Bob Moog and Cris Lehman recognized a developing niche in social interaction and learning games for adults and children

University Games has been creating educational board games designed so that players won't notice how much they are learning!

And we should know! Puzzle inventor Eldon Vaughn brought this Enigma to Hanayama

The world-renowned cast metal brainteaser puzzle company, and now we believe it's time to introduce you to its multiple curves and challenge your puzzle skills!