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Knock three times cover
Teens · Ages 13–17

Knock three times

by Cressida Cowell

Age rating: Ages 13–17 · Teens

Age rating and Christian content guidance for parents.

First published 2019

A young girl named Lyra discovers a hidden world and must face a dangerous quest to save her family.

Concern Level

52/ 100

Heavy

Virtue Level

11/ 100

Thin

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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.

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Things to consider

Sexual Content0

No sexual content is present in this book.

Violence / Gore30

There are scenes of peril, battles, and threats of harm.

Profanity / Language0

No profanity is present in the text.

Blasphemy0

No blasphemous content is included.

Substance Use0

No substance abuse is depicted.

Suicide & Self-Harm0

No instances of suicide or self-harm are present.

Scary / Disturbing40

Some creatures and situations are frightening and suspenseful.

Occult & Witchcraft60

The story involves magical creatures, prophecies, and enchanted objects.

Sexuality & Gender Themes0

No LGBTQ+ themes or characters are present.

Worldview & Spirituality0

The world is a fantastical realm with its own rules.

Anti-God or Christian Portrayal0

No negative portrayals of Christians are present.

Virtues to celebrate

Courage & Sacrifice40

Lyra displays significant courage and determination.

Faith & Hope0

No explicit Christian faith elements are present.

Love & Friendship20

Characters show loyalty and care for their loved ones.

Forgiveness & Redemption0

No themes of grace or repentance are central.

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