Frank Longo

24 books

Third-Degree Green Belt Sudoku® by Frank Longo

Third-Degree Green Belt Sudoku®

Frank Longo

192 pages • first pub 2009 (editions)

adventurous mysterious reflective medium-paced
Vowelless Crosswords by Frank Longo

Vowelless Crosswords

Frank Longo

96 pages • first pub 2009 (editions)

funny informative medium-paced
The World's Longest Crossword Puzzle by Frank Longo

The World's Longest Crossword Puzzle

Frank Longo

88 pages • first pub 2005 (editions)

challenging informative slow-paced
The World's Longest Sudoku Puzzle by Frank Longo

The World's Longest Sudoku Puzzle

Frank Longo

88 pages • first pub 2006 (editions)

challenging reflective medium-paced