Puzzles - Jigsaws, 3D Puzzles & Brainteasers

The Einstein Collection Atom Puzzle - 2 3D Brain Puzzles by Professor Puzzle. Contains a smaller spherical puzzle inside of a tricky wooden ball a...

The Einstein Collection E=Mc² Metal Puzzles - 3D Brain Puzzles by Professor Puzzle. Contains 3 interlocking metal wire puzzles. Medium difficulty....

Professor Puzzle presents The Einstein Letter Block Puzzle - A tricky Wooden Puzzle Game suitable for both kids & adults. A unique wooden puzz...

The Einstein Collection Six Square Challenges - 3D Brain training puzzles by Professor Puzzle. Contains an outer placeholder, 16 wooden cubes and ...