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? 3 9 8 11 4
- A = 14, B = 12, C = 11 → the smallest is ____
- Which one does not belong? 2 8 11 4 7
- A = 18, B = 11, C = 1 → the smallest is ____
- Which one does not belong? 12 8 1 10 7
- A = 12, B = 8, C = 4 → the smallest is ____
- A = 14, B = 10, C = 4 → the smallest is ____
- Which one does not belong? 10 6 8 4 3
- A = 6, B = 3, C = 1 → the smallest is ____
- Which one does not belong? 5 11 8 7 3
- Which one does not belong? 11 9 10 3 2
- A = 18, B = 6, C = 5 → the smallest is ____
- A = 6, B = 2, C = 1 → the smallest is ____
- A = 6, B = 3, C = 2 → the smallest is ____
- A = 18, B = 11, C = 5 → the smallest is ____
- Which one does not belong? 10 12 6 2 1
- A = 15, B = 4, C = 2 → the smallest is ____
- A = 9, B = 3, C = 2 → the smallest is ____
- A = 13, B = 11, C = 6 → the smallest is ____
- Which one does not belong? 1 9 7 8 4