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