All books in the mystery and science fiction/fantasy categories are on sale at half price now through Dec. 8 at Skidompha Secondhand Book Shop. The sale includes books in the children’s section as well as in the collection for adults.

Besides offering thousands of books in dozens of categories, the shop offers puzzles; movies on DVDs and VCRs; and music on CDs and vinyl records. All items are donated, all staff members are volunteers, and proceeds support the collections and programs of the Skidompha Public Library.

The shop is located at 17 Backstreet Landing in downtown Damariscotta, behind the Elm Street Plaza, and is open 9 a.m. to 4 p.m. For more information about the shop or the sale, please visit skidomphabookshop.org or phone the shop at 563-7807.