Mountain Vista Software
Home of Fathom It!, a solitaire adaptation of the classic pencil-and-paper game of battleships, for logical deduction puzzle buffs.
www.mountainvistasoft.com
Tessellations
Maker of Puzzellations puzzles (with foam rubber tiles), posters, and kaleidoscopes inspired by M.C. Escher, as well as mathematicians like Penrose and Mandelbrot.
www.tessellations.com
Bedlam Cube
Addictive 3D puzzle cube which has 19,186 different solutions.
www.bedlampuzzles.com
Gems 3D Puzzle Game
3D logic game for Windows.
www.gems3d.com
Meffert's Puzzles
Offers assembly and keychain puzzles, jigsaws, and more
www.mefferts-puzzles.com
uPuzzles.com
Subscription service to puzzles and crosswords.
www.upuzzles.com
Cleverwood Manufacturing Company
Offers puzzle boxes, wooden neckties, mechanical puzzles, and more.
www.cleverwood.com
L.A.Larsen A/S
Specialize in the design and manufacture of puzzles.
www.larsen.no
Binary Arts
Features puzzles of the day, a guide to puzzles and games on the Net, and interactive games.
www.binaryarts.com