ALGONQUIN AREA PUBLIC LIBRARY DISTRICT, Eastgate Branch, 115 Eastgate Drive, Algonquin, 847-658-4343 or www.aapld.org. Schedule: 4 to 8 p.m. Nov. 12 ($10 entry fee this day only), 4 to 8 p.m. Nov. 13 and 10 a.m. to 2 p.m. Nov. 14, and 1 to 4 p.m. Nov. 15 (half-price day), Friends of the Algonquin Public Library Pre-Holiday Book Sale.
CRYSTAL LAKE PUBLIC LIBRARY, 126 Paddock St., 815-459-1687 or www.crystallakelibrary.org. Schedule: Sept. 26 through Oct. 3, Adult Banned Books Trivia; 10 a.m. to 5 p.m. Sept. 26 and 1 to 4 p.m. Sept. 27, Northern Illinois LEGO Train Club Display; 7 p.m. Sept. 28, First Time Homebuyers Seminar presented by Robert Alvir (registration required).