7/7/2010 - Sarah Sherrill reads a volcano book to children during the summer reading program at the base library June 30, 2010 on Joint Base Charleston, S.C. The Summer Reading program lasts six weeks, from June to July, offering an interactive program designed to encourage children to read. Miss Sherrill is a library technician in charge of programs and special events at the base library. (U.S. Air Force photo/Senior Airman Timothy Taylor)

7/7/2010 - Sarah Sherrill pours baking powder into a toy volcano during the summer reading program at the base library June 30, 2010 on Joint Base Charleston, S.C. The Department of Defense delegates the theme for the program each year, but are planned and carried out by the staff at the base library. This years theme is "Voyage to Book Island". Miss Sherrill is a library technician in charge of programs and special events at the base library. (U.S. Air Force photo/Senior Airman Timothy Taylor)

7/7/2010 - Tech. Sgt. Michael Bradford with sons Dominic, front, and Peyton, back, and neighborhood friend Emma Farris make toy volcanoes during the summer reading program at the base library June 30, 2010 on Joint Base Charleston, S.C. Children learned about volcanoes during the live reading and then proceeded to make their very own miniature volcanoes outside the base library. All programs and activities are planned with elementary children in mind, but all ages are welcome to participate. Emma, age 7, is the daughter of Master Sergeant Jason Farris. Sergeant Bradford is an equipment operator with the 628th Civil Engineer Squadron and Sergeant Farris is the ramp chief for the 437th Aerial Port Squadron. (U.S. Air Force photo/Senior Airman Timothy Taylor)