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Critical Thinking – Logical Reasoning

Critical Thinking · Level 3 · Worksheet 3 of 5 · CCSS: SL.3.3, RI.3.8 · Practice Set 3

Level 3 ⭐⭐⭐

Practice SetsSet 1 Set 2 Set 3 Set 4 Set 5 Set 6 Set 7 Set 8 Set 9 Set 10

1 Use Clues to Solve

🔍 Read the clues carefully. Use logical thinking to find the answer.

Puzzle 1: Three students — Devon, Priya, and Sam — each have a different pet: a turtle, a hamster, and a parrot.
• Devon does not have the parrot.
• Priya has the hamster.
• Sam does not have the turtle.
• What item does each person have?

Person	Item
Devon
Priya
Sam

2 True, False, or Not Enough Info?

🧠 Based on the statement, decide: True (T), False (F), or Not Enough Info (N).

Read this: "Marcus has 2 dogs and 1 cat. He is 9 years old and loves building models."

Statement	T / F / N
Marcus has pets.
Marcus's cat is older than his dogs.
Marcus has more dogs than cats.
Marcus enjoys painting portraits.
Marcus has 3 pets total.

3 Order from Clues

📊 Use the clues to put items in the correct order.

Puzzle: Put these in order from slowest to fastest: snail, turtle, dog, cheetah.
• The cheetah is the fastest.
• The snail is the slowest.
• The dog is faster than the turtle.

Order (first → last):

1. 2. 3. 4.

4 What Must Be True?

🎯 Read the facts. What MUST be true based on those facts alone?

Facts	What must be true?
All fish live in water. A guppy is a fish.
Every player on the team wears a jersey. Ana is a player.
Fresh bread smells good. This bread is fresh.

4 Explain Your Reasoning (SBA Practice)

On the state test, you need to explain HOW you think, not just WHAT you think. Practice explaining your reasoning clearly.

Question: Think about the clues you used above. Which clue was the MOST helpful? Explain why that clue narrowed down the answer more than the others.

My answer:

How I figured it out (explain step by step):

How I know my answer makes sense:

+ Bonus Thinking Practice

Use this quick challenge for Set 3.

Riddle: I have keys but no locks. What am I?

Explain how you knew.