Welcome to the WFF 'N PROOF store
Complete 15-Item Thinker's Library
SAVE $87.00
Some solitaire items, most games for 2 or more playersAges: 6 through adults
$299.00
A complete library of thinking games and intellectual challenge. Regular retail price for this unique collection is $386. The library is available here at the special price of $299 – you save $87.00. Minds encountered by the master of this collection will never be the same.
EQUATIONS: The Game of Creative Mathematics (Deluxe version including “Learning to Play” DVD)
WFF ‘N PROOF: The Game of Modern Logic
ON-SETS: The Game of Set Theory
ON-WORDS: The Game of Word Structures
LinguiSHTIK: A Creative Language Game
QUERIES ‘N THEORIES: The Game of Science and Language
The PROPAGANDA Game
The REAL NUMBERS Game
The DIG MATH Computer Program
EQUATIONS Challenge Matches (Computer Software)
TRI NIM: The Game for Complete Strategists
CONFIGURATIONS: Number Puzzles for All Ages
TAC-TICKLE: A Challenging Game of Pure Strategy
The MEDITATION GAME
QUICK-SANE: An Intriguing Topological Puzzle