Concert. “A Winter Song.” 7:30-9 p.m., Rockefeller Chapel, 5850 S. Woodlawn Ave., 773-702-8484, free. The Motet Choir performs winter-themed music by Rachmaninoff and more.
Workshop. Lego Architects. 10 a.m.-noon, Robie House, 5757 S. Woodlawn Ave., 312-994-4000, gowright.org, $5 per child, free for accompanying adults. Participants use Legos to create a 3D model of a floor plan design. Visit gowright.org to buy the required advance tickets. Appropriate for children ages 6 and up with an adult.
Gallery Tour. Noon, Cobb Lecture Hall, room 418, 5811 S. Ellis Ave., 773-702-8670, free. Hamza Walker, associate curator and director of education for the Renaissance Society, gives visitors a tour of the gallery’s new exhibit, “Parrottree-building for Bigger than Real.”
Mawlid: Celebrating the Life of Prophet Muhammad. Noon-2 p.m., Rockefeller Chapel, 5850 S. Woodlawn Ave., 773-702-2100, free. An evening of poetry, song and salutation celebrating Muhammad’s birthday. People of all traditions and faiths are invited. Refreshments will be served.
Logan Center Family Saturday. 2-4:30 p.m., Logan Center, 915 E. 60th St., 773-702-2787, $10 adults, $5 children under 17. Featuring a concert by violinist Lee England Jr., followed by art workshops. To R.S.V.P. and buy tickets, visit ticketsweb.uchicago.edu.
Sunday at Rockefeller. 11 a.m.-12:15 p.m., Rockefeller Chapel, 5850 S. Woodlawn Ave., 773-702-2100, free. Featuring traditional spirituals by Moses Hogan and Michel Tippet, with a sermon by Randal Maurice Jelks, of the University of Kansas.
Luncheon. 12:45 p.m., Ida Noyes Hall, west lounge, 773-702-2100, free. With Randal Maurice Jelks, of the University of Kansas, following his sermon at Rockefeller Chapel, 5850 S. Woodlawn Ave.
LamaSeuss: “One Cent, Two Cents, Old Cent, New Cent.” 2-3 p.m., Oriental Institute, 1155 E. 58th St., 773-702-9507, free. The museum’s “40-ton winged man-bull” LamaSeuss reads a Cat in the Hat book about money and visitors learn about the origins of currency
Concert. A Dream in the Air. 3-4 p.m., Rockefeller Chapel, 5850 S. Woodlawn Ave., 773-702-2100, free. A concert of spirituals and the premiere performance of Marie N. Hunt’s cantata, “From Glory to Glory: The Life, Death and Legacy of Martin Luther King Jr.”
Breath, Body and Voice. 6-7 p.m., Rockefeller Chapel, 5850 S. Woodlawn Ave., 773-702-2100, free. A voice class exploring breath and body awareness. No experience necessary.
Holy Communion Service. 6-7 p.m., Bond Chapel, 1050 E. 59th St., 773-702-2100, free. For more information, contact Robert Kinney by calling 773-771-0771 or sending an e-mail to email@example.com.
Concert. Sunday Night Jazz. 7:30-11:30 p.m., Room 43, 1043 E. 43rd St., $10 adults, $5 for university students. Trumpeter Art Hoyle performs. A Hyde Park Jazz Society program.
Tot Lot. 9 a.m.-noon, Hyde Park Neighborhood Club, 5480 S. Kenwood Ave., firstname.lastname@example.org, classes are $9 drop-in, $45 for a 10-session pass or $65 for a monthly pass. This class is intended for children 0-4 and their caregivers or parents to get together on a regular basis to learn, play and benefit from one another’s company.
Tot Lot and Outdoor Playground. 9 a.m.-1 p.m., Hyde Park Neighborhood Club,
5480 S. Kenwood Ave., 773-643-4062, hpnclub.org, $9 drop-in, $45 for a
10-session pass or $65 for a monthly pass.