robert yawin (7 resultados)

paperback. Condición: Very Good.

soft cover, 89 pages, 5 1/4 x 8 inches Weekly Reader Children's Book Club edition, very good book condition, no dust jacket, juvenile non-fiction,

Paperback. Condición: Fair. No Jacket. Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less.

Paperback. Condición: Fair. No Jacket. Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less.

Softcover, Wraps. Condición: Good. There is some wear to the cover. The book has wear on the corners. There may be some marks in or on the book. Books are stored on a bookshelf in A/C. They are in a dark room and are well maintained. If you have any questions or concerns about this book please contact me. MATH PUZZLES AND ODDITIES by Robert Yawin 1972 XEROX Paperback. There is some wear to the cover. The book has wear on the corners. There may be some marks in or on the book. Books are stored on a bookshelf in A/C. They are in a dark room and are well maintained. If you have any questions or concerns about this book please contact me. Modified Item: No. Subject: Games & Puzzles. Topic: Mathematics. Binding: Softcover, Wraps. Language: English. Author: Robert Yawin. Publisher: Xerox.

Paperback. Condición: Very Good. First Edition, First Printing. Text/AS NEW. Softcover/VG; sound but shelfworn; edge & surface rubs, faint creasings to corners, surface discoloration, and, loss to lower spine corner. PO names to fEP. Collection of math puzzles & tricks to suprise and delight all ages, particulary middle school students. 89 pgs w/illustrations & diagrams, and answers to rear. How Many Days in a Month? --- With fists clenched, count off year's months on knuckles & hollows; all months on knuckles have 31 days, all falling on hollows have 30 except for February with 28 or 29. Then, magic fun with the numbers "7, 11 & 13": Have friend pick any 3-digit number: a) Repeat same numerals to form a 6-digit number; b) Divide number by 7; c) Divide answer by 11; and d) Divide again by 13, and, get the very number begun with! Strong copy despite listed flaws.

Softcover. Condición: Good. Good in wrappers.