Caitlin McKenney, 14, of Harmony, browses the selection of free books available from Bess the Book Bus at Bangor Savings Bank in Skowhegan on Wednesday. Bess the Book Bus is a mobile literacy outreach program created to bring books underprivileged children nationwide.

Margi Browne leaves Bess the Book Bus with a book for her children during a book stop at Bangor Savings Bank in Skowhegan on Wednesday.

Eleanor Browne, 6, right, and Elliott Mastermand, 4, left, read a book while visiting Bess the Book Bus at Bangor Savings Bank in Skowhegan on Wednesday.

James Browne, 4, triumphantly holds his book selection above his head with the help from his mother Margi as they exit Bess the Book Bus at Bangor Savings Bank in Skowhegan on Wednesday.

Children wait in line for a book from Bess the Book Bus at Bangor Savings Bank in Skowhegan on Wednesday. Bess the Book Bus is a mobile literacy outreach program to bring books underprivileged children nationwide.