Through Sept. 3. This exciting, new traveling exhibit brings the award-winning PBS KIDS TV series, "Sid the Science Kid," to life. For the first time ever, kids will be able to step into Sid's world and become science kids as they discover and investigate everyday science questions around Sid's home, at school and on the playground. Through fun, hands-on activities, kids will use scientific tools and thinking to learn about simple machines, the laws of motion, magnetism, air power and the five senses. Summer hours: 9 a.m. to 8 p.m. Mondays, 9 a.m. to 5 p.m. Tuesdays-Saturdays and noon to 5 p.m. Sundays. Admission: $8 for ages 2-59 years, $4 for ages 60 years and older/children 1-year-old/active military and immediate family, free for children ages 1 year and younger/members.