Thomas and his friends see a volcano in the new Dinosaur Park! Could it erupt? Boys and girls ages 4 to 6 who love trains will thrill to this Step 2 Step into R

John Dvorak, the acclaimed author of Earthquake Storms, looks into the early scientific study of volcanoes and the life of the man who pioneered the field, Thom

One of the most eye-catching guides to the world's volcanoes ever published - packed with stunning photography. Introductory chapters include clear and concise

"There is a volcano in the new Dinosaur Park. Some engines think it will erupt! What will Thomas do?"--Page 4 of cover.

"Cam glances out the window of his Hawaii hotel room just in time to see the nearby 'inactive' volcano explode! Chunks of rock and lava cascade down into the ci