March is "Sing With Your Child Month" so Marsha's Music is hosting an Open House Week of Free Classes culminating in a Drum Circle Fam Jam. Classes are appropriate for babies, toddlers and preschoolers and are at Greenhouse Theater Center; Joan's Studio, 1438 E. 57th St., Chicago; and Nazareth Family Center, 1127 N. Oakley, Chicago. Free classes run from March 1-7. Call (773) 288-3815 or marshasmusic.com to register.