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 1 5 11 4
- A = 9, B = 3, C = 2 → the smallest is ____
- A = 17, B = 9, C = 2 → the smallest is ____
- A = 19, B = 15, C = 9 → the smallest is ____
- A = 5, B = 3, C = 2 → the smallest is ____
- Which one does not belong? 3 6 12 4 8
- A = 16, B = 12, C = 10 → the smallest is ____
- Which one does not belong? 7 2 6 1 9
- Which one does not belong? 5 10 7 6 9
- Which one does not belong? 12 9 6 10 3
- A = 17, B = 8, C = 5 → the smallest is ____
- Which one does not belong? 3 9 6 8 12
- A = 9, B = 5, C = 3 → the smallest is ____
- A = 18, B = 7, C = 5 → the smallest is ____
- Which one does not belong? 11 5 2 3 1
- Which one does not belong? 2 4 7 8 9
- A = 20, B = 18, C = 3 → the smallest is ____
- Which one does not belong? 10 4 7 11 6
- A = 20, B = 17, C = 1 → the smallest is ____
- Which one does not belong? 4 5 8 6 9