John visits the Tower of London with students from his class as part of a field trip. He loses his beloved mouse there, but he makes a promise to go back and get it. When there is a quick flash on the...Read more "tube," John, the train, and every passenger turn yellow. Nick helps John as he invades the Tower of London, learns about electricity, and saves his beloved mouse.
John visits the Tower of London with students from his class as part of a field trip. He loses his beloved mouse there, but he makes a promise to go back and get it. When there is...Read more a quick flash on the "tube," John, the train, and every passenger turn yellow. Nick helps John as he invades the Tower of London, learns about electricity, and saves his beloved mouse.
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