2 to 7 p.m.: Hopewell Community Farmers Market; Hopewell Train Station.
5:30 to 9 p.m.: Princeton’s Professional and Business Singles Network Pre New Year’s Eve Party and Social; Mother’s Wine Bar & Restaurant, 34 N. Main Street, New Hope.
New Year’s Eve
10 a.m. to 3 p.m.: Holiday Craft Day, Noise Makers; The Historical Society of Princeton, 158 Nassau Street.
6 p.m.: Salute to Vienna, New Year’s Concert 2011; State Theatre, 15 Livingston Avenue, New Brunswick.
8 p.m.: Greater Trenton Symphony Orchestra’s New Year’s Eve Concert; Patriots Theater, War Memorial.
8 p.m. to 12:30 a.m.: The Central Jersey Dance Society’s No Name Dance presents a California Mix New Year’s Eve Gala dance; Unitarian Universalist Congregation, 50 Cherry Hill Road, Princeton.
8:30 p.m.: New Year’s Eve Party; State Theater, Heldrich Hotel, New Brunswick.
8 p.m.: Bring in the New Year with The O’Jays; Atlantic City Hilton Casino Resort; 3400 Pacific Avenue, Atlantic City.
Noon: Princeton Township Committee’s Reorganization Meeting; 400 Witherspoon Street.
1 to 2:30 p.m.: The Battle of Princeton: How History Happened Right Here; Historical Society of Princeton, 158 Nassau Street.
7 to 9 p.m.: Free beginner lesson in Argentine Tango; Suzanne Patterson Center, Monument Drive.
7 to 9 p.m.: Attention Deficit/Hyperactivity Disorder Lecture and Discussion; Riverside School Gym, 58 Riverside Drive.
7:30 p.m.: Central Jersey Orchid Society Meeting, Australian Orchids; Johnson Education Center, One Preservation Place, Princeton.
8 a.m.: Mercer Regional Chamber of Commerce Robbinsville Chapter Breakfast; Roma Bank Headquarters, Route 33, Robbinsville.
8 p.m.: Burn and the Brights; Arts Council of Princeton, Solley Theatre.
8 p.m.: The How And The Why, a new play about science, family, and the survival of the fittest; McCarter Theatre. Additional performances through February 13.
9:30 a.m.: Princeton Plasma Physics Laboratory’s Science on Saturday Lecture Series, “Major Themes in Evolutionary Medicine”; Princeton University’s Forrestal Campus Laboratory, Off of Route 1, Plainsboro.
2:30 to 4 p.m.: New Jersey Audubon’s Family Nature Program, The Wonders of Winter Birding; New Jersey Audubon’s Plainsboro Preserve, 80 Scotts Corner Road, Cranbury.
4 to 6 p.m.: Exhibition Opening Reception: Raw Beauty: An Exhibition of Sculpture; Arts Council of Princeton, Taplin Gallery. Free.
8 to 10 p.m.: A Benefit Concert in Honor of Isles’ 30th Anniversary; Nassau Presbyterian Church, 61 Nassau Street.
8:30 to 11:30 p.m.: Central Jersey Dance Society presents Ballroom Blitz dance; Unitarian Universalist Congregation, 50 Cherry Hill Road.
10 a.m. to 1 p.m.: Artists’ Apiary Sunday Series; Camillo’s Café, Princeton Shopping Center.
3 p.m.: Night Out With Nami Event, Concert and Dinner; The Music Building, 2000 Pennington Road, The College of New Jersey.
6:45 to 8:45 p.m.: SCORE Seminar, “Social Media for Small Business”; Princeton Public Library.
7:30 to 9 p.m.: Free introduction to Mindfullness-Based Stress Reduction; Princeton Center for Yoga & Health; 50 Vreeland Drive, Suite 506, Skillman.
7 p.m.: Lecture by Dr. Anthony Rao, author of “The Way of Boys: Raising Healthy Boys in a Challenging and Complex World”; Princeton Academy of the Sacred Heart, 1128 Great Road.
5 p.m.: Mercer Regional Chamber of Commerce Member Orientation; Element Ewing Hopewell, 1000 Sam Weinroth Road, Ewing.
6:45 to 8:45 p.m.: SCORE Seminar, “Promoting and Advertising for Small Business”; Hamilton Township Free Public Library, 1 Justice Samuel A Alito Jr. Way, Hamilton.
6:30 p.m.: Adult Friendship Circle’s Shabbat Dinner; 103B Kingston Terrace, Princeton.
9:30 a.m.: Princeton Plasma Physics Laboratory Science-on-Saturday lecture series, “Electrons, Camera, Action: Advanced Microscopy Techniques for Understanding Structure-Property Relations in Energy-related Materials; Princeton University’s Forrestal Campus Laboratory, Off of Route 1, Plainsboro.
6:30 p.m. to Midnight: 23rd Annual Eden Dreams white-tie dinner dance; Hyatt Regency Princeton.
7 p.m.: Sarah Donner’s Indie Music Night; Arts Council of Princeton, Solley Theater.
Martin Luther King Day
9 a.m. to 4 p.m.: New Jersey Audubon’s Family Nature Program, Winter Survival Day Camp; New Jersey Audubon’s Plainsboro Preserve, 80 Scotts Corner Road, Cranbury.
1 to 4 p.m.: Martin Luther King Day celebration with an afternoon of creative learning, artistic expression and hands-on fun for children; The Arts Council of Princeton. Free.
7 to 9 p.m.: Teen Summer Fair; Princeton High School.
7 to 9 p.m.: Buddhism 101 with Beth Evard; Princeton Center for Yoga and Health, 50 Vreeland Drive, Skillman.
9:30 a.m.: Princeton Plasma Physics Laboratory’s Science-on-Saturdays Lecture series, “Sleights of Mind: What the Neuroscience of Magic Reveals about Our Everyday Deceptions”; Princeton University Forrestal Campus Laboratory; Off of Route 1, Plainsboro.
7 p.m.: Lewis B. Cyler Lecture by Dr. William Lanouette, “Einstein and Szilard in Princeton”; Nassau Club, Princeton.
7 p.m.: Disney on Ice Presents Princess Classics; Sun National Bank Center, Trenton. Through January 30.
7:30 to 9:30 p.m.: Ladies’ Night Out at Red Green Blue, sponsored by The Jewish Federation of Princeton Mercer Bucks; 4 Hulfish Street, Princeton.
2:30 to 4 p.m.: New Jersey Audubon’s Family Nautre Program, Winter Wonderland Hike; New Jersey Audubon’s Plainsboro Preserve, 80 Scotts Corner Road, Cranbury.