SULLIVAN COUNTY, NY — The Western Sullivan Public Library will be discussing big discoveries inside of a small jar this winter break, exploring science based on the book “Mason Jar Science,” by Jonathan Adolph.

Bring a jar from home, or use one of the library’s, December 27 at 2 p.m. at the Delaware Free branch and/or December 28 at 11 a.m. at the Jeffersonville branch of the library. Register online at wsplon line.org.