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 7 4 9 6
- A = 18, B = 9, C = 6 → the smallest is ____
- Which one does not belong? 10 5 6 3 8
- Which one does not belong? 8 12 10 11 6
- A = 15, B = 2, C = 1 → the smallest is ____
- Which one does not belong? 7 2 4 12 9
- A = 19, B = 14, C = 1 → the smallest is ____
- A = 6, B = 3, C = 2 → the smallest is ____
- Which one does not belong? 6 11 7 3 10
- Which one does not belong? 6 8 9 2 7
- Which one does not belong? 6 4 5 12 11
- Which one does not belong? 3 7 2 6 9
- A = 12, B = 10, C = 7 → the smallest is ____
- Which one does not belong? 10 5 12 6 3
- Which one does not belong? 3 4 1 6 7
- A = 9, B = 7, C = 2 → the smallest is ____
- Which one does not belong? 5 7 3 8 1
- Which one does not belong? 3 11 5 1 2
- A = 11, B = 9, C = 2 → the smallest is ____
- A = 5, B = 2, C = 1 → the smallest is ____