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? 6 10 1 8 9
- Which one does not belong? 4 6 8 1 5
- Which one does not belong? 8 12 4 9 7
- Which one does not belong? 9 11 5 10 4
- A = 10, B = 5, C = 4 → the smallest is ____
- A = 5, B = 2, C = 1 → the smallest is ____
- A = 10, B = 4, C = 2 → the smallest is ____
- Which one does not belong? 12 11 10 4 7
- Which one does not belong? 8 9 6 12 7
- Which one does not belong? 9 12 7 11 8
- Which one does not belong? 10 7 9 12 1
- A = 17, B = 11, C = 7 → the smallest is ____
- Which one does not belong? 11 10 9 12 2
- A = 18, B = 14, C = 7 → the smallest is ____
- Which one does not belong? 3 6 5 11 4
- A = 15, B = 5, C = 1 → the smallest is ____
- Which one does not belong? 8 9 7 3 2
- A = 17, B = 2, C = 1 → the smallest is ____
- Which one does not belong? 7 12 1 10 11
- A = 5, B = 3, C = 1 → the smallest is ____