Mlodinow, Leonard, Mlodinow, M. Costello, Nash, Josh
Three kids travel to the time of the dinosaurs. They are trying to help a baby dinosaur find his mother. But an asteroid is about to hit the Earth. And a scary meat-eater is chasing them! Only math can save them! And you can help the kids figure out what to do!Mlodinow, Leonard is the author of 'Last Dinosaur', published 2004 under ISBN 9780439537735 and ISBN 0439537738.