And the word is...challenging! These clever word games will really make your brain work overtime to come up with the solutions. Each one has a little twist, som

Look: You see one book. Flip it over: Now you've got two. They're giant, they're fun, they're two volumes in one! From math and mazes to science and word search

Popcorn for your brainThe word games in this book are designed to be accessible in the short term, and challenging in the long term. Your brain's appetite will

Think ordinary conundrums are just too humdrum? Do you finish crossword puzzles in ink and in no time flat? Then get ready for a serious test of your skills, wi

135 Hair-pulling puzzles to boost your brainpower—they’ll blow your mind! Complex crosswords, cryptic cryptograms, unsolvable Sudoku—they’re all here to