What are the main ideas of diary of the wimpy kid: old school? I need specific details and examples from the text.
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Beneath its effective humor and general air of kid-appealing silliness, the Diary of a Wimpy Kid series tackles themes that resonate with its readers: conformity, bullying, friendship, loyalty, self-esteem, and the challenge of navigating the sometimes conflicting demands of family, school, peers . . . and one's own ..

Family is an important theme in the novel “Diary of a Wimpy Kid: Old School” by Jeff Kinney. Family involves mutual love, compassion, loyalty towards, and emotional, spiritual, and physical support of individuals who may or may not be blood-related, but who still behave in the fashion of the traditional family unit.

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the effect is, the moon appears to change shape overtime

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