Saber-Tooth Trap (Smithsonian Institution) : Saber-Tooth Tiger and his pack approach a shallow lake. The waters look calm and inviting, but just under the surface is a very sticky tar-like substance. It's a trap; Will he be able to escape? Kids are bound to love this book with its detailed illustrations and storyline that has been reviewed by paleontologists at the Smithsonian Institution for accuracy. Included is an Audiobook CD and a tear-out poster for extended learning fun.