When you spot the wounded little creature, you have no idea that he's an alien. Trying to help, you find yourself piloting a UFO into space. Strange new planets, terrifying aliens, and even an interstellar war are all steps on the path to solving the mystery of The Alien Encounter. This intriguing story is a totally engaging new way to build arithmetic skills. The clever mystery is filled with math problems; solve the equations to work your way along the pathway that runs through the book, bringing you one step closer to solving the riddle at the end!
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Age Recommendation: Ages 8 and up