Both are from my non-smoking home. Vol. 1 has first 29 of 75 pages completed (Images 3-6). Vol. 3 is unused. Bottom corner crease to front cover. Top edge shows possibility of moisture damage. Light spot on one page. Otherwise no marks. (Images 7-10)
I recycle packaging to save us both money.
Free shipping is for the books carefully wrapped in protective plastic inside an envelope sent First Class with tracking.
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TETSUYA MIYAMOTO, the creator of KenKen, is a math teacher who runs a unique mathematics class for grade school children in Japan where he practices "The Art of Teaching Without Teaching." His teaching method and use of KenKen in his classroom has proven extremely successful. His students regularly go on to be accepted at the most prestigious schools in Tokyo.
WILL SHORTZ has been the crossword puzzle editor of The New York Times since 1993. He is also the puzzlemaster on NPR's Weekend Edition Sunday and is founder and director of the annual American Crossword Puzzle Tournament. He has edited countless books of crossword puzzles, Sudoku, KenKen, and all manner of brain-busters.
MARILYN BURNS is a National Mathematics Educator and the author of the best selling The I Hate Mathematics! Book. Additionally, Ms. Burns has created the "Math Solutions" courses attended nationwide by more than 60,000 teachers and administrators.