This document provides summaries of 14 horror or thriller books recommended for tweens, including the title, author, year of publication, awards or accolades, age range, and number of pages for each book. Some of the books summarized are Bunnicula by Deborah and James Howe, The House with the Clock in its Walls by John Bellairs, Coraline by Neil Gaiman, and Skeleton Man by Joseph Bruchac. The document aims to help define the horror genre and provide title recommendations for tweens between the ages of 8 to 14.