Look Inside a Coral Reef by Minna Lacey, Discover the amazing world of sea creatures living in the coral reefs. Lift-the-flaps and learn all about turtles, fish, sharks, octopus, sponges and sea horses. You'll also learn about coral, how the reefs are formed and discover what threatens the reefs. Hardcover, 14 pages. Recommended for ages 5 to 7 years old.