Critical Thinking Worksheet
Recommended for 2nd Grade — High School
Critical Thinking Worksheet
Name: ____________________Date: ____________
Instructions: Analyzing riddles, spotting flaws in reasoning, and making evidence-based choices.
20 problems
- Which one does not belong? 6 5 7 12 11
- A = 11, B = 5, C = 1 → the smallest is ____
- Which one does not belong? 6 8 5 1 10
- Which one does not belong? 10 5 12 7 1
- Which one does not belong? 12 11 1 3 6
- A = 16, B = 12, C = 10 → the smallest is ____
- A = 14, B = 5, C = 4 → the smallest is ____
- A = 15, B = 8, C = 6 → the smallest is ____
- A = 11, B = 3, C = 1 → the smallest is ____
- A = 18, B = 3, C = 2 → the smallest is ____
- A = 16, B = 5, C = 1 → the smallest is ____
- Which one does not belong? 5 7 3 12 11
- A = 9, B = 6, C = 5 → the smallest is ____
- Which one does not belong? 11 4 12 9 3
- A = 14, B = 6, C = 1 → the smallest is ____
- Which one does not belong? 12 6 7 9 10
- A = 6, B = 4, C = 1 → the smallest is ____
- Which one does not belong? 2 7 12 9 8
- A = 11, B = 9, C = 7 → the smallest is ____
- Which one does not belong? 8 5 12 3 10