PROGRAMS REQUIRE PREREGISTRATION. REGISTRATION FOR THIS PROGRAM CLOSES MARCH 9, 2011. Pre-K program available January through May only. Have your four- and five-year-old Pre-K students join Big Bird and Elmo with their friend Hu Hu Zhu from China as they explore the sky in One World, One Sky planetarium show. They learn about the Big Dipper and the North Star and take an imaginary trip to the Moon. Program will run for two hours.  30 minutes - Planetarium Show: One World One Sky, ALL STUDENTS  30 minutes - lab Students will explore the concepts of Day & Night and explore the effects of gravity  30 minutes – gallery time Students will go on a scavenger hunt looking for cars, trains and spacecraft Students will discuss different careers in transportation  30 minutes – store & lobby for Foucault pendulum Take home items – gliders