Age rating and parents' guide:Girls Who Code: The Friendship Code

by Stacia Deutsch

Ages 9–11

Girls Who Code: The Friendship Code by Stacia Deutsch is best for children aged 9–11. It has no violence, nothing scary, no romance and no bad language.

Lucy joins a coding club, forms new friendships, and uses programming skills to solve a mysterious message.

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Content ratings

How much of each a parent can expect, from none to strong.

Violence: None
Scary moments: None
Romance: None
Bad language: None

Content checked by Dhiraj Bodade, co-founder of Bookstaken, on 21 September 2026.

At a glance

Early chapter book
Part of the Girls Who Code series
Easy to get into from the first page
Plenty of illustrations
Emotionally light
A good pick for reluctant readers

Great for kids who like

Mystery & Detective
Science
Robots & inventions

Reading mood

Mysterious

Good to talk about

Friendship
Science

Books like Girls Who Code: The Friendship Code

Similar stories for the same ages, none more intense than this one should be for its youngest readers.

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The Magic of the Lost Temple
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Nooni's summer in a Karnataka village becomes an adventure in friendship, local traditions and a mysterious stepwell.
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Ages 6–14
The Mysteries of Harris Burdick
by Chris Van Allsburg
Fourteen mysterious illustrations, supposedly left by Harris Burdick, invite readers to imagine the strange stories behind them.
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Ages 9–11
The Secret Lake
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Stella and Tom discover a hidden lake and become entangled in a decades-old mystery involving a missing child.
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Escape from Mr. Lemoncello's Library
by Chris Grabenstein
Children trapped overnight in an extraordinary library must solve elaborate puzzles created by famous game-maker Luigi Lemoncello.
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Gangsta Granny
by David Walliams
Ben expects another boring visit with Granny, then discovers her secret past and joins an outrageous jewel-heist adventure.
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Sindhu and Jeet's Detective Agency
by Chitra Soundar
Young detectives Sindhu and Jeet investigate puzzling cases in their neighborhood using observation, teamwork, and logic.
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Questions parents ask

Q: What age is Girls Who Code: The Friendship Code for?

Girls Who Code: The Friendship Code suits children aged 9–11. It is an early chapter book: easy to get into from the first page, plenty of illustrations.

Q: Is Girls Who Code: The Friendship Code appropriate for a 9 year old?

Yes. Bookstaken rates it for ages 9–11. It has no violence, nothing scary, no romance and no bad language.

Q: Is Girls Who Code: The Friendship Code part of a series?

Yes, it belongs to the Girls Who Code series. If your child enjoys it, the other Girls Who Code books are the easiest next step.

Q: What should my child read after Girls Who Code: The Friendship Code?

Try The Magic of the Lost Temple, The Mysteries of Harris Burdick and The Secret Lake. They share the same kind of story and suit the same ages.

Age rating and parents' guideGirls Who Code: The Friendship Code

by Stacia Deutsch

Ages 9–11

Girls Who Code: The Friendship Code by Stacia Deutsch is best for children aged 9–11. It has no violence, nothing scary, no romance and no bad language.

Lucy joins a coding club, forms new friendships, and uses programming skills to solve a mysterious message.

At a glance

Early chapter book

Part of the Girls Who Code series

Easy to get into from the first page

Plenty of illustrations

Emotionally light

A good pick for reluctant readers

Great for kids who like

Mystery & Detective

Science

Robots & inventions

Reading mood

Mysterious

Good to talk about

Friendship

Science

Books like Girls Who Code: The Friendship Code

Similar stories for the same ages, none more intense than this one should be for its youngest readers.

Ages 8–12

The Magic of the Lost Temple

by Sudha Murty

Nooni's summer in a Karnataka village becomes an adventure in friendship, local traditions and a mysterious stepwell.

Know more Get book

Ages 6–14

The Mysteries of Harris Burdick

by Chris Van Allsburg

Fourteen mysterious illustrations, supposedly left by Harris Burdick, invite readers to imagine the strange stories behind them.

Know more Get book

Ages 9–11

The Secret Lake

by Karen Inglis

Stella and Tom discover a hidden lake and become entangled in a decades-old mystery involving a missing child.

Know more Get book

Ages 9–11

Escape from Mr. Lemoncello's Library

by Chris Grabenstein

Children trapped overnight in an extraordinary library must solve elaborate puzzles created by famous game-maker Luigi Lemoncello.

Know more Get book

Ages 9–11

Gangsta Granny

by David Walliams

Ben expects another boring visit with Granny, then discovers her secret past and joins an outrageous jewel-heist adventure.

Know more Get book

Ages 9–11

Sindhu and Jeet's Detective Agency

by Chitra Soundar

Young detectives Sindhu and Jeet investigate puzzling cases in their neighborhood using observation, teamwork, and logic.

Know more Get book

Questions parents ask

Q: What age is Girls Who Code: The Friendship Code for?

Girls Who Code: The Friendship Code suits children aged 9–11. It is an early chapter book: easy to get into from the first page, plenty of illustrations.

Q: Is Girls Who Code: The Friendship Code appropriate for a 9 year old?

Yes. Bookstaken rates it for ages 9–11. It has no violence, nothing scary, no romance and no bad language.

Q: Is Girls Who Code: The Friendship Code part of a series?

Yes, it belongs to the Girls Who Code series. If your child enjoys it, the other Girls Who Code books are the easiest next step.

Q: What should my child read after Girls Who Code: The Friendship Code?

Try The Magic of the Lost Temple, The Mysteries of Harris Burdick and The Secret Lake. They share the same kind of story and suit the same ages.