Having trouble getting your toddler to go to sleep? This is a great book to settle your child in for the night and help him or her go to sleep. Appropriate for ages 0-3. Excerpt from the book: It's time to sleep as we all must do. All creatures sleep not just you. Birds sleep in their nests. Whales sleep in the sea. Lions sleep. And so do bees. The book is 18 pages.