The Friends of the Mars Area Public Library will have a book sale in April to benefit the library.

The sale will take place from 10 a.m. to 6:30 p.m. Thursday, April 3; from 10 a.m. to 2:30 p.m. Friday, April 4; from 9 a.m. to 3:30 p.m. Saturday, April 5; and from noon to 3 p.m. Sunday, April 6.

Saturday will be a bag sale, where people can gather a bagful of books for $15; and Sunday will be a discount bag sale, with each bag of books being $5.