Download or read book Dolphins at Daybreak written by Mary Pope Osborne and published by Random House Books for Young Readers. This book was released on 1997 with total page 88 pages. Available in PDF, EPUB and Kindle. Book excerpt: It's sink or swim for Jack and Annie when the Migic Tree House whisks them off to the Middle of the ocean. Luckily, for they find a mini-submarine on a coral reff. Unluckily, they are about to meet a giant octopus and one very hungry shark. Will the dolphins save the day? Or are Jack and Annie doomed to be dinner?