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231 pages first pub 2009 (editions)

fiction middle grade science fiction informative lighthearted medium-paced
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288 pages first pub 2009 (editions)

fiction middle grade science fiction informative lighthearted medium-paced

294 pages first pub 2009 (editions)

fiction middle grade science fiction informative lighthearted medium-paced

310 pages first pub 2009 (editions)

fiction middle grade science fiction informative lighthearted medium-paced

220 pages first pub 2009 (editions)

fiction middle grade science fiction informative lighthearted medium-paced

220 pages first pub 2009 (editions)

fiction middle grade science fiction informative lighthearted medium-paced

5 hours, 41 minutes first pub 2009 (editions)

fiction middle grade science fiction informative lighthearted medium-paced

222 pages first pub 2009 (editions)

fiction middle grade science fiction informative lighthearted medium-paced

299 pages first pub 2009 (editions)

fiction middle grade science fiction informative lighthearted medium-paced

311 pages first pub 2009 (editions)

fiction middle grade science fiction informative lighthearted medium-paced

287 pages first pub 2009 (editions)

fiction middle grade science fiction informative lighthearted medium-paced