Tweens will build motorized Lego brick models complete with gears, axles, motors, battery packs and more. They will use specialized building kits and step-by-step lesson plans from a variety of themes, like Space Adventures, amusement Park Rides and more. For ages 9 – 12. All materials will be provided. Registration is required for this event and is limited to 20 participants. This program is funded by the Friends for the Public Library.