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Lars Moelleken
Lars Moelleken

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Coding With Kids: From Paper Sketch to Playable Game

The Process (Exactly as It Happened)

We didn’t start with code.

We started with:

  • A4 paper
  • Pens

“What do you like right now?”

That week the answers were obvious:

  • Minecraft
  • Harry Potter

So we wrote a big headline at the top of the page and added 3–4 tiny mini-games.

Bad drawings.
Crooked arrows.
TNT blocks.
Potion labs.

Perfect.


Step 1: Let Them Design

They decide:

  • What happens in a round
  • How you win
  • What’s unfair
  • What’s cool

You just ask questions.

No over-engineering. No “architecture discussion.”


Step 2: Turn It Into Rules

We took a photo and used Google AI Studio
👉 https://aistudio.google.com/

Base prompt:

"Create a game based on our drawing for two players aged 8–10 years."

Optional:
"Please provide clear rules, round sequence, scoring and victory conditions."

Now the messy sketch becomes a structured game.

Not because AI is magical.

Because it forces clarity.


Step 3: Make It Playable on Tablet

Then we refined it with the kids:

  • Bigger buttons
  • Clear rounds
  • One screen per action
  • Simple scoring

They tested it.
They complained.
We adjusted.

That’s product iteration. At age 8.


Two Real Results

No theory. Actual repos:

🟩 Minecraft version:
https://github.com/voku/Minecraft_Game/

🧙 Hogwarts version:
https://github.com/voku/Hogwarts_Game

They started as messy A4 sketches.


Why This Works

Kids don’t struggle with imagination.

They struggle with structure.

AI helps with structure.
Paper protects imagination.

That combination is powerful.


The Only Rule That Matters

Let the kids:

  • Draw first
  • Decide first
  • Argue about fairness
  • Change rules

You’re not building a game.

You’re building thinking.

And honestly?

Watching them debug their own rules is better than most sprint reviews.

Top comments (3)

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aerendir profile image
Adamo Crespi

You should expand this: I'm very interested in this topic as I have a kid and I'd like to initiate him to the conscious use of a computer 🙏

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suckup_de profile image
Lars Moelleken

Hello, how old is your child and what are their interests?

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aerendir profile image
Adamo Crespi

He's 9 and he already plays Minecraft on the PS... I'm a developer and I like to teach it the basics of the development, as a soft skill... I'm looking for inspiration, maybe you know some useful sources or you have some good ideas?