Let Frommer's Show You Where Your Kids Can: Play catch with dolphins View spectacular (and free!) dancing fountains Take a spin on the world's highest roller coaster Dine amid NASCAR memorabilia See pirates battle on a sinking ship Watch dinosaurs (equipped with motion sensors) come alive Experience a volcano "erupting" Plus Invaluable Travel Tips: Age ranges for each sight and activity Hotels that offer cribs and rollaway beds A complete rundown of restaurants with kids' menus Shopping for everything from Native-American pottery to earrings made of poker chips Getting your kids interested in Las Vegas