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 4 12 7 10
- A = 20, B = 16, C = 9 → the smallest is ____
- Which one does not belong? 5 4 6 3 10
- A = 9, B = 5, C = 2 → the smallest is ____
- A = 18, B = 7, C = 2 → the smallest is ____
- A = 10, B = 4, C = 2 → the smallest is ____
- Which one does not belong? 9 7 11 6 2
- A = 14, B = 6, C = 1 → the smallest is ____
- Which one does not belong? 4 7 2 8 3
- A = 11, B = 9, C = 6 → the smallest is ____
- Which one does not belong? 11 6 9 4 12
- Which one does not belong? 10 9 7 3 5
- Which one does not belong? 4 10 7 9 12
- Which one does not belong? 11 7 5 8 12
- A = 10, B = 7, C = 6 → the smallest is ____
- A = 10, B = 8, C = 2 → the smallest is ____
- A = 17, B = 7, C = 1 → the smallest is ____
- Which one does not belong? 8 3 11 6 5
- Which one does not belong? 9 2 12 1 6
- Which one does not belong? 9 3 7 11 12