When her friend Eric loses the key to their locker at the ice skating rink, Cam uses her photographic memory to solve the mystery.

Discusses fossils, what they can tell us, how we can use them, and where we can find them.

Traces the development of man from Ramapithecus, a small ape-like creature, to Cro-Magnon man, who first appeared in Europe about 40,000 years ago.

"A boy and a mouse trek to the top of a volcano, taking in soaring trees, lunar landscapes and snow capped peaks, then return to the ancient city at the bottom"--