Top 10 things to do this weekend

Illustration: Ian Dingman

Friday, February 17

Mark Twain: Patriot, Teacher, Philosopher
St. Bonaventure Church, 1625 W Diversey Pkwy (773-404-7922, saintsebastianplayers.org). 8pm; $15, students $10, seniors $7.
The stage adaptation of Twain's stories, essays and other writings features his musings on patriotism, religion and his lifelong quest to change the world.

Rube Goldberg Machine Contest
Chicago Children's Museum, 700 E Grand Ave (312-527-1000, chicagochildrensmuseum.org).10:30am–2pm; free with admission ($12, seniors $11, members and kids under 1 free).
See the wacky, complex machines that students from Chicagoland high schools have built to blow up and pop a balloon in 20 steps or more for Argonne National Laboratory's annual contest.