For Teachers The Ocean: A Watery World (Unit) Great Barrier Reef  The Sustainable Seas Expeditions   Under the Sea Marine Life - Under the Sea - Free Presentations in PowerPoint format for K-12 Science  For Kids Games & Kids Sites Resources Free Clip Art Free Presentations in PowerPoint format for K-12 Science  Video Clips for Science    All Rights Reserved    Clip Art Credit: Phillip Martin Have a great year!