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? 9 3 10 7 5
- Which one does not belong? 5 7 3 11 12
- Which one does not belong? 12 5 10 2 7
- A = 13, B = 11, C = 10 → the smallest is ____
- A = 6, B = 3, C = 2 → the smallest is ____
- A = 16, B = 11, C = 7 → the smallest is ____
- A = 15, B = 8, C = 7 → the smallest is ____
- Which one does not belong? 8 7 9 6 4
- Which one does not belong? 3 1 9 4 2
- A = 9, B = 5, C = 1 → the smallest is ____
- Which one does not belong? 5 6 4 8 1
- Which one does not belong? 2 1 9 11 10
- A = 12, B = 7, C = 3 → the smallest is ____
- A = 11, B = 5, C = 4 → the smallest is ____
- Which one does not belong? 2 7 5 9 6
- Which one does not belong? 8 5 9 10 11
- Which one does not belong? 4 12 10 2 6
- Which one does not belong? 1 8 6 10 3
- A = 20, B = 12, C = 7 → the smallest is ____
- A = 10, B = 6, C = 5 → the smallest is ____