The Avengers: Ms. Isaacson's third grade field trip

Ms. Isaacson's third grade class wins an essay contest whose prize is to spend a day with Avengers Storm, Spiderman, Ant-Man, and Hulk. Meanwhile, Mandarin has captured Luke Cage and transfered his powers into the robot Cyclone, with plans to do the same to the other Avengers. The heroes must protect the children and escape from Mandarin's power-siphoning machine.