What you need to know if you Go What: Rockville Science DayWhen: Sunday, April 19, noon to 5 p.m. Where: Montgomery College-Rockville, 51 Mannakee St.Cost: FREE The 31st annual Rockville Science Day offers a chance to experience science hands-on, with science and technology-related exhibits, activities, games and demos from over 90 local organizations and businesses.… Read More »Rocket-building, Backyard Wildlife and Botball at Science Day