The book contains more than 100 puzzles and nearly 2,000 hidden ... the book is large and the intricate drawings are best suited for teens or adults. This coloring book starts at $14.95.

“The best puzzles for adults are challenging and fun to solve,” says economics professor and jigsaw puzzle historian, Dr.

Whataburger is releasing a book and puzzle collection nationwide ... WhataWorld, the $14.95 adult coloring book, might make you want to sharpen your colored pencils. Designed by Dallas artist ...