More From Alan Frase-Dackers

Trigon Puzzles October 2007 Issue By Alan Frase-Dackers
eBook (PDF): $12.50
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A book of 48 number puzzles requiring a logical mind to solve. If you like Sudoku you will love Trigons.
Trigon Puzzles December 2007 Issue By Peter Rutter, Alan Frase-Dackers, Lester Jordan
eBook (PDF): $12.50
Download immediately.
A book of 48 number puzzles requiring a logical mind to solve. If you like Sudoku you will love Trigons.
Trigon Puzzles December 2007 Issue By Peter Rutter, Alan Frase-Dackers, Lester Jordan
Paperback: $18.78
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A book of 48 number puzzles requiring a logical mind to solve. If you like Sudoku you will love Trigons.