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 7 11 5 12
- A = 14, B = 7, C = 2 → the smallest is ____
- Which one does not belong? 6 10 11 9 4
- Which one does not belong? 10 4 2 6 9
- Which one does not belong? 4 2 8 3 5
- A = 5, B = 3, C = 2 → the smallest is ____
- Which one does not belong? 12 10 6 4 5
- Which one does not belong? 7 5 2 1 3
- A = 14, B = 3, C = 1 → the smallest is ____
- Which one does not belong? 11 3 2 1 4
- Which one does not belong? 10 7 11 3 5
- A = 8, B = 4, C = 3 → the smallest is ____
- Which one does not belong? 7 8 4 5 11
- Which one does not belong? 5 6 1 3 8
- A = 16, B = 5, C = 1 → the smallest is ____
- Which one does not belong? 2 3 1 7 11
- Which one does not belong? 11 6 4 1 12
- Which one does not belong? 2 6 5 3 11
- Which one does not belong? 3 5 6 10 2
- A = 19, B = 14, C = 5 → the smallest is ____