Robot Block Party at the Chicago Museum of Science is April 13-14  from 9:30am to 2pm featuring demonstrations of several different kinds of robots plus lectures from some of the top university robotics scholars. Included in admission.

The museum of open daily from 9:30am to 5:30pm.  Admission online is $20 for adults, $11 for children 3-11 and $2 more at the door.