For an enlightening look into the mysteries of marine life, it's not even necessary to leave the shore. Just look down through the water in a tide pool, and see a world in miniature. Discover how tide pools form, what cool plants and animals live within them, and how you can safely explore tide pools on your own Once you know what you're looking for, you'll find a whole new world of underwater wonder will open up to you National Geographic supports K-12 educators with ELA Common Core Resources. Visit www.natgeoed.org/commoncore for more information.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.