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