The Magic School Bus Season 3 Episode 10 - The Magic School Bus Gets Planted Episode Title:The Magic School Bus Gets Planted.Episode Description:The class is performing a play of Jack and the Beanstalk. As Phoebe gets stage fright, she decides to make the props. However, there is problem with the beanstalk. She tried to grow a real one, but it didn't work. So she tried to build one but that didn't work either. Naturally, the Friz turns her into a bean plant and Phoebe becomes shorter than Liz. However, no one is sure how plants get food. Interestingly, John makes a cameo, since he didn't appear with Ms. Frizzle and her class.