The Mark of the Blue Tattoo
Age rating: Ages 13–15 · Teens
Age rating and Christian content guidance for parents.
First published 1997
Brothers Frank and Joe Hardy investigate a mysterious blue tattoo connected to a series of perplexing events.
Concern Level
Clean
Virtue Level
Thin
Concern Level
Clean
Virtue Level
Thin
What is Dokilit?
Dokilit is an AI-powered content guide for Christian parents. We analyse books through the lens of faith and family, then show you the concerns, the virtues, and the conversation points that matter for your home.
Things to consider
Higher = more presentNo sexual content is present in the story.
The story contains no significant violence.
Profanity is absent from the text.
No blasphemous content is included.
Substance abuse is not a theme in this book.
The book does not depict suicide or self-harm.
This is not a scary or horror story.
Occult or witchcraft elements are not present.
No LGBTQ+ themes are present in the story.
The book does not promote a non-Christian worldview.
No negative portrayals of God or Christians are present.
Virtues to celebrate
Higher = stronger presenceFrank and Joe show courage in solving mysteries.
No specific Christian faith elements are present.
Brotherly loyalty is present but not central.
Grace and repentance are not themes in this book.
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