Case 17 of 20 · Logic & Reasoning

Investigationbeginner⭐ 30 XP🔍 Detective Academy

Logic & Reasoning — Problem Decomposition

🔎Case Brief #17

👫 You and your friend disagree about something.

🎯 Your mission

Find the truth.

⚡ The twist

Only one answer can be logically true. The others feel right but aren't.

What You'll Learn

🧠 Develop your problem decomposition skills with guided practice and real examples. This investigation builds logic & reasoning abilities step by step, helping you become a stronger, more independent thinker. Here's how to do it: 1. Look carefully at the problem. What do you see? 2. Think about what you already know. Does this remind you of something? 3. Try an answer! It's totally okay to be wrong — that's how we learn. 4. Check: did it work? If not, try something else! You're building your thinking muscles. The more you practice, the stronger they get!

Key Concept: Problem Decomposition

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Think About This

👫 You and your friend disagree about something. How can problem decomposition help you figure out who's right — or if you're BOTH a little right?

Thinking Steps

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👀 What Do I See?

Look at the problem about problem decomposition. What do you notice?

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🤔 What Do I Know?

What do you already know that could help? Have you seen something like this before?

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💡 What's My Idea?

Think of an answer. Can you think of a second one too?

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⭐ What Did I Learn?

Check your answer. Was it right? What did you figure out? Tell someone!

Key Points

Understand problem decomposition

Practice logic & reasoning daily

Apply thinking skills to real-world situations

Key Vocabulary

Different

When things are not alike

Same

When things are alike

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Why This Matters in Real Life

Detectives use logic to solve mysteries. Doctors use it to figure out why you're sick. You use it every time you figure something out!

Talk About It

Discuss these questions with a friend, parent, or classmate.

1Can you explain problem decomposition to a friend using your own words?
2What was the most interesting thing you learned today?
3Draw a picture of what you learned and show it to someone!

Solve the Case

Case 1

1 of 3

What is the main idea of problem decomposition?

How sure are you going to be?😐 maybe

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Stretch Challenge

Try this in real life this week.

This week, catch one thing a friend says that doesn't logically follow. Ask them about it — kindly.

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For the dinner table

“What's the difference between 'feels true' and 'is true'?”

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Next Smart Case

We'll pick a case that matches exactly how well you're thinking right now.

🧩Share card

Challenge a friend

Can they solve this case? Share it on IG, TikTok, or WhatsApp.