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? 1 2 10 11 9
- Which one does not belong? 10 2 8 12 3
- Which one does not belong? 5 6 9 10 7
- A = 7, B = 3, C = 1 → the smallest is ____
- Which one does not belong? 10 4 9 3 7
- A = 5, B = 2, C = 1 → the smallest is ____
- A = 19, B = 6, C = 5 → the smallest is ____
- Which one does not belong? 8 1 5 10 2
- Which one does not belong? 4 9 3 10 7
- A = 17, B = 14, C = 7 → the smallest is ____
- A = 7, B = 4, C = 2 → the smallest is ____
- Which one does not belong? 3 7 1 12 9
- A = 9, B = 6, C = 5 → the smallest is ____
- A = 20, B = 13, C = 4 → the smallest is ____
- Which one does not belong? 7 5 6 3 12
- A = 19, B = 13, C = 3 → the smallest is ____
- Which one does not belong? 1 11 3 5 8
- A = 9, B = 4, C = 2 → the smallest is ____
- Which one does not belong? 3 1 9 11 6
- A = 16, B = 5, C = 2 → the smallest is ____