The Wright 3 Mystery Tour of the Robie House. At 1:30 p.m., every Saturday, Robie House, 5757 S. Woodlawn Ave., 312-994-4000, gowright.org, $15 adults, $12 youth. A tour based on Blue Balliett’s novel, “The Wright 3.”
Museum of Science and Industry Free Days. Days vary, beginning Sept. 4, Museum of Science and Industry, 5700 S. Lake Shore Drive, 773-684-1414, msichicago.org. Visit http://bit.ly/trpTJ9 for a complete list.