How Easter Changed the Course of History

Have you ever wondered what Jesus was doing between the first Easter and his ascension six weeks later? The New Testament records 10 appearances, half of them occurring on the same day and together occupying only a few hours of his time. What else was taking place? Free of his former body's constraints, was Jesus paying unrecorded visits to other cultures on Earth, or zipping in and out of time warps and wormholes to check on other universes?