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U.F. Uh-Oh!: The Case of the Mayor's Martians (Kinetic City Super Crew Series)
UF UhOh The Case of the Mayor's Martians - Kinetic City Super Crew Series The Kinetic City Super Crew series was created by the American Association for the Advancement of Science, and is the only series teaching science through adventure for upper elementary grade levels. The Crew is a group of seven fun-loving, science-minded kids who ride the Kinetic City Express to adventure and solutions to problems.