A puzzle that interlocks each piece with the two other pieces via an elusive, organic design. There are numerous possible combinations other than the...
The three pieces of this challenging cast metal brainteaser puzzle each have a spiral body. When assembled, the pieces form a unified flat object. In...
Create a path from start to finish so you can canter over the jumps in the right sequence! Are you on course to solve the 80 challenges? Get on your...