Diasporal Rhythms Gallery Encounters: Sapphire and Crystals. 6-7:30 p.m., Logan Center, Gallery 107, 915 E. 60th St., 773-702-2787, free. Artists Felicia Grant-Preston and Joyce Owens and curator Tempestt Hazel present. In conjunction with the Logan Center’s exhibit, “Diasporal Rhythms: A Ten Year Love Affair with Collecting Art of the African Diaspora.”
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.