The second session of this year’s MIT Lincoln Labs’ Science on Saturday series, Hands-On Science, will be Saturday, February 1.  These are fun, free sessions are given by volunteer scientists and engineers for K-12 students, their parents, and teachers.   Speakers for this session will be members of Robotics Outreach at Lincoln Laboratory (ROLL).  Pre-registration is required (online) for each session:  9AM-10:30AM and 10:45AM-12:15PM.  Parent/adult escort is required for all children, and registered adults must bring a government form of identification.  Electronic devices are not allowed in the facility.  Map and driving directions to MIT Lincoln Laboratory.