Flash, Crash, Rumble, and RollBy: Franklyn M. Branley Illustrator: True Kelley Series: Let's Read and Find Out Science 2 Read and find out about what causes the flash, crash, rumble, and roll of thunderstorms in this colorfully illustrated nonfiction picture book. Did you know that lightning bolts can be over a mile long? Or that they may come from clouds that are ten miles high? Storms can be scary, but not if you know what causes them. Before the next thunderstorm, grab this