On a special field trip in the magic school bus, Ms Frizzle's class learn at first hand about different kinds of rocks and the formation of the earth.

Think rocks are boring? Hard to like? Kinda just sit there, doing nothing? Why even write a whole book about them?? Bethany Barton will tell you why ... because we wouldn't be here if there were no rocks! From the Grand Canyon to volcanoes to diamonds and fossils, geology--the study of rocks--shows us where we've been and where we're going. With tons of humor and scores of fascinating facts, Bethany Barton introduces younger readers to geology and...

"Introduces the reader to caves and volcanoes."--

As we look back to the beginnings of the space race, 2009 is also the year for looking forward to humankind's next step toward the stars. In the spirit of books that once imagined colonies on the moon, Patrick O'Brien has created a unique look at your first trip to Mars. Using the most up-to-date designs and theories of what it will take to establish a base on Mars, you are off on an incredible journey, over 35 million miles to the red planet. Filled...

Describes three of the cyclical phenomena created by the movement of Earth--day cycles, moon cycles, and the cycle of seasons.