Cathy Hapka has written more than one hundred books for children and young adults. At home on her small farm in Chester County, Pennsylvania, she enjoys reading and writing, horseback riding, animals of all kinds, gardening, and music.
When King Julien steals Kowalski's new invention-a helmet that can make whatever you are thinking happen-chaos breaks out at the zoo. The Penguins have to jump to the rescue to save King Julien from his own thoughts.
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