Today’s Things 2 do

8th Annual CLYNK for Schools Recycling Challenge, CLYNK, 2160 Amsterdam Road, Schenectady. 8 a.m. Free. Schools can raise funds and create recycling awareness by CLYNKING redeemable bottles and cans at participating Hannaford Supermarkets. For every $1 raised in the Challenge period, schools will get an additional 50 cents. http://www. clynk.com or 866-228-8454.

First Rehearsal, Albany First Lutheran Church, 181 Western Ave., Albany. 7 p.m. $25. Songs of Justice and Reconciliation as people of faith promote social justice and peace. Song has been a part of all great movements seeking a more just world. All voice parts welcome. kirkechor@earthlink.net.

“Great Estates,” Carrie Haddad Gallery, 622 Warren St., Hudson. 11 a.m. Free. This exhibit will juxtapose Joseph E.

Richards’ photorealistic depictions of steam locomotives and industrial machinery with the dramatically hued Hudson Valley and South American landscapes by Bill Sullivan. Open through Feb. 24.

Mystery/suspense Book

Discussion Group, William K. Sanford Town Library, 629 Albany Shaker Road, Albany. 1 p.m. Free. The group will discuss “The Cinderella Murder” by Mary Higgins Clark. Copies of the books are available ahead of time at the circulation desk.

Pre-k Nature Hour at

Camp Saratoga, Camp Saratoga, Parking lot 1, 80 Scout Road, Gansevoort. 10:30 a.m. Free. Monthly program is for the youngest explorers (ages 3 to 6 years old) using children’s love of nature to teach simple concepts. Adults are expected to attend. This is an outdoor program so please come dressed for the weather. Registration required.

For the full calendar: http://timesunion.com.

For calendar questions: News & Information Services Desk, 518-454-5420.