On Saturday, Oct. 17, from 10:30 a.m. to 12:45 p.m., inspired by the National Museum of African American History and Culture’s newest children’s book, “123 I Like You and Me: A Joyful Counting Book,” NMAAHC celebrates the things that make us the same and different. Explore through art projects, games and hands-on activities designed for ages four to eight. Free; registration required. www.nmaahc.si.edu
