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