Wooden

Cubic Dissection
Interlocking puzzle gallery. Handcrafted wooden puzzles for sale.
http://www.cubicdissection.com

Don's Puzzle Collection
A collection of handmade wooden puzzles and brainteasers. Includes images of each both assembled and apart.
http://www.angelfire.com/space/adelaar/puzzles/

IBM Burr Puzzles
Explore known burr puzzles and calculate new ones using the burr calculator.
http://researchweb.watson.ibm.com/BurrPuzzles/

Knox Puzzles
Custom made wooden toys for children, puzzles and games.
http://www.knoxpuzzles.com/

les jeux d'Anna
Offers artistic and educational wooden toys.
http://www3.sympatico.ca/annau/

Making the Burr Puzzle
Instructions on how to make burr puzzles including what tools and materials to use.
http://www.flowerfire.com/burrmaking/

Mr. Puzzle
Offers a range of complex wooden burr puzzles and brainteasers.
http://mrpuzzle.com.au

Pentangle Puzzles
Designers, manufacturers and distributors of over 150 quality wooden puzzles made in England.
http://www.pentangle-puzzles.co.uk

Pinnacle Puzzles
Traditional handmade wooden games and puzzles for the entire family. (UK)
http://www.pinnaclepuzzle.freeuk.com/intro.htm

The Puzzle Palace
Offers a range of complex wooden puzzles and brainteasers including Gemani designs.
http://www.puzzlepalace.co.uk

Tarata
Offers handmade balancing animals wooden game for adults and children.
http://www.tarata.com/

Toys-for-all
Information on the company's products and how they are created.
http://toys-for-all.de/

Trevor Wood's Puzzles
Handcrafted wooden mechanical puzzles. (UK)
http://www.puzzles.force9.co.uk/index.htm