FREE for a limited time! - Im always on the lookout for science education apps for the kids so heres MarcoPolo Ocean by MarcoPolo Learning, Inc. The same team that brought you MarcoPolo Weather.\rbr\rbrMarcoPolo Ocean is an explore and build app covering Coral Reefs, Marine Mammals, Fishes, Boats and Submersibles. Kids get to explore and inter with the inhabitants of the ocean including deep sea creatures, interion additionally involves building the boat and submersible.\rbr\rbrMarcoPolo Ocean is available for USD2.