Registration is now open for two Saturday-morning sessions of Science on Saturday, on December 9 at MIT’s Lincoln Laboratory (244 Wood Street in Lexington). The topic will be Real-World Robotics presented by the Robotics Outreach at Lincoln Laboratory (ROLL) Employee Resource Group. All children (5-17 years) must be escorted by an adult, and every adult must be escorted by a child or children. Children under 5 are not admitted. Admission is free but each person attending must be registered. Space is limited, so register online soon for either Session 1 (9AM to 10:30AM) or Session 2: 10:45AM to 12:15PM). Register an adult first, then a child, then others. Adults must bring government photo identification. See other rules on the registration pages.