Danny Dunn books
"I challenge you to a duel of desert islands!" Dr. Grimes cries, when Professor Bulfinch accuses him of not being practical. Grimes plans to go ashore on an uninhabited desert island, and the Professor on another. After a month they will see who has survived the best!
Danny and his best friend Joe soon get permission to join them, and the four take off in the scientists' plane. But when they crash-land in the ocean and are really marooned on
...Danny uses a computer that Professor Bulfinch has created for NASA to prepare his homework, despite Professor Bullfinch's warning that Danny is to leave the machine alone. With his friend Joe Pearson and his new neighbor, Irene Miller, Danny has some success with the machine before it is sabotaged. Can Danny figure out what is wrong with the computer and fix it? And will their teacher learn what's really going on with homework?