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Book, 2014
Current format, Book, 2014, First Margaret K. McElderry Books pbk. edition, No Longer Available.
Book, 2014
Current format, Book, 2014, First Margaret K. McElderry Books pbk. edition, No Longer Available. Offered in 0 more formats
While Chris and five other twelve-year-olds learn to make the most of their mental abilities in a secret, government-run school last used in 1977, twins Ernest and Mort are studying under someone with much more sinister motives.
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New York ; Toronto : Margaret K. McElderry Books, 2014, c2013.
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