This takes a lot of planning. Costumes, props, entrances, and exits all have to be carefully thought out. Mr. Wood talks about his books and illustrating and son at this website. I was so impressed that this wonderful artist is still learning new techniques. This would be a great idea for you to try also.
Every computer has some kind of paint program.
Try using it to illustrate a story. Use your own artwork. Visit the Audrey Wood Clubhouse for lots of neat ideas and fun. Audrey Wood said that her family had been artists for 4 generations. Visit some famous artists at the Boston Museum of Fine Arts.