Learn about volcanoes, thunderstorms and the crust of the earth as Professor Noggin tests your knowledge on Earth Science. Professor Noggin's series of educational games encourages kids to learn interesting facts about their favorite subjects! Each of the thirty game cards combines trivia, true or false, and multiple choice questions. A special three-numbered die is included which adds an element of unpredictability. Easy and hard levels keep kids interested and challenged - while of course having fun!