The field trip has two sessions. Kindergarten has 23 students from 9:15 to 10:15 a.m. They’ll do a rolling car race, make oobleck, and sort and classify common objects. First and second grade has 24 students from 10:30 a.m. to noon. They’ll make pocket rockets, explore hovercrafts, and make oobleck. There are 47 students in total.