Phillip Clarke & Pope Twins Paperback Series: Puzzles, Crosswords, and Word Searches Juvenile Nonfiction/Games & Activities/Puzzles: Test your knowledge of the animal kingdom with over 100 fun crosswords. Over 100 animal-themed crossword puzzles, covering everything from sea creatures and land mammals to birds, pets and insects - and plenty of general knowledge. With quirky wildlife illustrations to enjoy on every page, the crosswords grow gradually more challenging throughout the book. These puzzles are perfect for long journeys and playing with friends and family, and they're great for children's spelling and vocabulary, too!