The school bus  pulled up outside the science and space exhibit in Los Angeles, filled with two classes of noisy fifth graders.  Bradley pushed his way to the exit door so he could get off first, but it didn’t matter, he was stuck walking behind the teacher, who stopped at the entrance door for a head count. Once they were inside, he spotted the Apollo command module. It looked amazing, just like on TV, very big and impressive. He split off from the group and ran up a metal stairway to peer through the window and into the cabin where three Astronauts would spend days, maybe weeks on their journey…