Gore Place in Waltham will host a party to kick off its annual book sale on Jan. 18, starting at 7 p.m. Participants can purchase gently used books for $1 to $2, and sample chocolate treats from Tick Tock Chocolates. The book sale, at 52 Gore St., continues through Feb. 2. Visit goreplace.org.
The Meetinghouse of the First Universalist Society in Franklin will host laughter yoga sessions starting Wednesday, Jan. 9, at 7:30 p.m. Laughter yoga is an all-levels practice that involves deep breathing, stretching, playful laughter exercises, and clapping. The sessions will be conducted by certified laughter yoga teachers Linda and Bill Hamaker the second Wednesday of each month at 262 Chestnut St. There is a suggested donation of $5. Visit www.letslaughtoday.com.
The Needham-Newton Regional Chamber of Commerce will host a workshop for leaders in nonprofit organizations on Friday, Jan. 10, at 9 a.m. A light breakfast will be served at Wellesley Bank’s Newton Centre branch, 776 Beacon St. The event is free to attend. Register at www.nnchamber.com.
The Sudbury Senior Center will host a six-week screening of “Science of Integrative Medicine” on Wednesdays, starting Jan. 9, at 9:30 a.m. Produced in collaboration with the Mayo Clinic, the series discusses the facts and history of integrative treatments. Visit sudburyseniorcenter.org.
Registration for Middlesex Community College’s new Children’s Behavioral Health Certificate program in Bedford is still open. The 19-credit human services certificate is designed to reduce disparities in mental health care. Spring semester classes begin Jan. 22. The program is also offered at the college’s Lowell campus. Visit middlesex.mass.edu.Cynthia Fernandez can be reached at email@example.com. Follow her on Twitter @CynthFernandez.