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