Brainteasers Websites:
theproblemsite.com
The Problem Site - Educational Games and Resources
Problem Solving and Educational Games - solve problems, brainteasers and puzzles, and play educational games at The Problem Site
elversonpuzzle.com
Elverson Puzzle Company - Fun Games For Better Brains
Welcome to Elverson Puzzle - Makers of award-winning brain teasers and mind games, including Jacob's Revenge Bottle Puzzle, Log Stacker Puzzle Box, RGB Round-Up Tangram Puzzle,...
pentanglepuzzles.co.uk
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Puzzles and Games from Pentangle. Wood, metal and glass. Wire, string, loops beads and balls. Design, manufacture and distribution. Over 300 quality puzzles and games....