(includes theater) $11; $8 (ages 3-12, ages 60+ and students and military with ID).
Tues.-Sat. 9:30-4:30 (also Mon. 9:30-4:30, June-Sept.), Sun. noon-4:30. Science demonstrations occur Sat. at noon and 3:30. Phone ahead for theater show schedule. Closed Easter, Thanksgiving, Christmas Eve and Christmas. Allow 1 hour, 30 minutes minimum.