When Art and his friends are having a sleepover, they decide to use Art's telescope for some stargazing. They are shocked to see a purple spaceship hurtling toward Earth. While his parents think his imagination is getting the best of him, Art thinks Earth is at risk of an alien invasion. Should Art and his fellow science detectives alert the authorities, or should they take matters into their own hands? When the local police don't seem concerned about Art's report, the kids decide to apply their knowledge of science and critical thinking skills to prepare for the impending attack. They need a plan and fast.
Series:
Art Smart, science detective. Young Palmetto Books. Long, Melinda. Art Smart, science detective.
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