Puzzle Box, Volume 1 (Dover Brain Games & Puzzles)
Gilbert, Andrea; Cohen, Bram; Grabarchuk, Helen; Knuth, Donald; Pegg Jr., Ed; Candy, Richard; Friedman, Erich; Nelson, Harry; Hazzard, Shelly; Grabarchuk, Tanya
Language: English
Published by Dover Publications, 2016
- Softcover
- Used
Seller: Goodwill Southern California, Los Angeles, CA, U.S.A.Goodwill Southern California
AbeBooks seller since December 20, 2017
Condition: Used - Good
US$ 9.89
Quantity: 1 available
Add to basketSeller Inventory # 4CJWRU000ST7
- Title
- Puzzle Box, Volume 1 (Dover Brain Games & Puzzles)
- Author
- Gilbert, Andrea; Cohen, Bram; Grabarchuk, Helen; Knuth, Donald; Pegg Jr., Ed; Candy, Richard; Friedman, Erich; Nelson, Harry; Hazzard, Shelly; Grabarchuk, Tanya
- Publisher
- Dover Publications
- Publication year
- 2016
- Condition
- good
- Binding
- Soft cover
- Language
- English
- ISBN 10
- 0486810046
- ISBN 13
- 9780486810041
On my broken calculator with keys + - ÷ x =, the only functional number is 7. How can I get 34 to appear in the readout?
A country mints four denominations of coins, in whole numbers of cents. It takes four of these coins to make 21¢, or 24¢, or 25¢, or 26¢. What are the denominations of the coins?
These and almost 300 other mathematical puzzles appear in this original collection, devised by world-renowned mathematicians, puzzle creators, and devoted puzzle lovers. A unique puzzle project, it unites the efforts of a dozen authors, including software engineer Andrea Gilbert and Bram Cohen, author of the P2P BitTorrent protocol.
Seventeen different types of challenges include 3-D puzzles, chess puzzles, connections, dissections, foldings, geometrical puzzles, logic problems, matchstick puzzles, mazes, moving pieces, number puzzles, put-togethers, strimko, sudoku, visual puzzles, weightings, and word puzzles. The difficulty level of each puzzle is marked by stars, ranging from 2 to 5. Average difficulty level is about 3 stars, promising puzzle enthusiasts many entrancing hours of solving and enjoyment.
"Synopsis" may belong to another edition of this title.
About the Author
"About the title" may belong to another edition of this title.
Goodwill Southern California
Los Angeles, CA, U.S.A.
AbeBooks seller since December 20, 2017
Shipping rates within U.S.A.
| Item | 5 to 14 business days | 3 to 6 business days |
|---|---|---|
| First item | US$ 3.00 | US$ 6.50 |
Payment methods
Store description
Goodwill Southern California - We are a 501(c)(3) nonprofit organization whose mission is to help transform lives through the power of work. Goodwill Southern California serves individuals with disabilities or other vocational disadvantages and local businesses seeking qualified employees by providing education, skills training, work experience and job placement. In addition to our retail stores located throughout Southern California and in the Inland Empire, we also provide jobs and services such as secure shredding, e-recycling (computers and electronics), packaging and assembling, post retail recycling, etc. If you would like to know more about our company, our services, partnership opportunities or to make a donation, please either visit our website goodwillsocal.org, or contact us at our toll-free number, 1 (888) 4 GOODWILL. Thank you for your support of our mission to help others.…
Specialty
Used BooksSeller's business information
Goodwill Industries of Southern California
342 N San Fernando Rd
Los Angeles, CA U.S.A. 90031