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