TEMECULA ─ Calling teenage witches and wizards to get reading for a magical night during the teen program, Harry Potter Potions Class, Monday, Oct. 7, from 7-8 p.m. at the Ronald H. Roberts Temecula Public Library, 30600 Pauba Road, Temecula. Attendees will learn a bit about chemistry by brewing a foaming potion and learn the magical art of making slime. Sponsored by the Friends of the Temecula Libraries, the program is for students in grades 7-12 and is limited to 20 participants. Advance registration begins two weeks before scheduled programs and events. Register at the library reception desk or by calling (951) 693-8900. Submitted by city of Temecula.