Puzzles Plus
Brain teasers, learning games, 3D puzzles and jigsaws. Details about using large jigsaw puzzles as Wall Art.
http://www.puzzlesplus.net/

Elverson Puzzle Company
Jacob's Revenge Bottle, Log Stacker and several other puzzles designed in-house. Also a slot machine card game.
http://www.elversonpuzzle.com/

BrainPuzzles.com
Puzzles that are categorized by level of difficult. Explanation about Tavern Puzzles and their uses.
http://www.brainpuzzles.com/

Puzzle Master
Puzzles of many different types from a Canadian company. Provide downloadable solutions to several popular puzzles.
http://www.puzzlemaster.ca/

Tangle Toys
A range of products collectively known as "Tangles". Testimonials regarding their use in education.
http://www.tangletoys.com

Mr Puzzle Australia
Many different types of puzzles and brainteasers. Site allows for sorting by category, price or degree of difficulty.
http://www.mrpuzzle.com.au/

Little Folks Puzzle Company
Giant floor puzzles for young children. Listings include puzzles from several different manufacturers.
http://www.littlefolkspuzzle.com/

BestQualityToys.com
Puzzles, games and wheeled toys. Also stock a range of very large jigsaw puzzles.
http://www.bestqualitytoys.com/

Frik-n-Frak
Puzzle boxes, brain teasers, mechanical puzzles and gift ideas that aim to "Generate smiles and stimulate minds".
http://www.frik-n-frak.com

It's Cubular
Speciality site for crossword enthusiasts. Items for sale include mugs, bags, gift boxes and T-shirts.
http://itscubular.com/

Bits And Pieces UK
Puzzles, jigsaws, brainteasers, games and novelties. Many of the listed items are exclusive to the company.
http://www.bitsandpiecesuk.com

The Pencil Puzzle Connection
Mainly written puzzles including mazes, word puzzles and crosswords on predominantly Christian themes.
http://www.pencilpuzzles.com/

Games and Puzzles
UK site selling puzzles and boardgames. Features include an illustrated catalogue and a reference centre.
http://www.gamesandpuzzles.co.uk/

Winshare Brilliant Puzzles
Metal, wooden and brain teaser puzzles of many kinds. Gift wrapping service available.
http://stores.brilliantpuzzles.com/

MaxPuzzles
UK site with a wide selection of different types of puzzle. Includes a children's puzzle section.
http://www.maxpuzzles.co.uk

Puzzle Pyramid
Based in Australia. Many different types of puzzle, all of which are given a difficulty rating between one and ten.
http://www.puzzlepyramid.com

Puzzle Mania
Jigsaw puzzles along with puzzle books and cubes from a UK company offering worldwide delivery.
http://www.puzzle-mania.co.uk

The Puzzle Store
UK company selling their own brand of Mad Cow Puzzles along with Chinese, magnetic and other types of puzzle.
http://www.thepuzzlestore.co.uk/store/

Hobby Wonder
A range of puzzles, including street scenes, castles and vehicles. Stock many leading brands.
http://www.hobbywonder.com

The Puzzle Box Shop
Puzzle boxes that are hand made to order. Original ideas were inspired by the movie Hellraiser.
http://www.hellraiserpuzzlebox.com