Category - Young Adult Nonfiction

Cryptography has been used since ancient times to send hidden messages. The MIS-X, the Enigma Machine, the Vigenere Cipher, and the Spartan Scyta...

Featuring educational crossword puzzles and related trivia quizzes, New York Times On the Web presents the first crossword puzzle book for teens....

Is your '90s knowledge da bomb? Are your crossword skills all that and a bag of chips? The 411 is that these puzzles are filled with clues that blo...

This collection of 49 word searches on relaxing topics offers a recreational break that's accessible to all and features hidden messages that revea...

A collection of 105 easy to hard sudoku puzzles that will provide a perfect (and perfectly portable) break at any time of the day.Product DetailsIS...

This crossword collection will contain 56 hard, themeless 10x10 crosswords, with puzzles custom-written to touch on topics that promote peace of mi...

This puzzle collection contains 56 all-new, easy 10x10 crosswords, with themes custom-written to touch on topics that promote peace of mind and str...

This book will feature 72 themed Sunday crosswords edited by Stanley Newman, originally published in Newsday (updated, of course, to reflect any fa...