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? 12 3 11 1 9
- A = 17, B = 5, C = 2 → the smallest is ____
- A = 13, B = 5, C = 3 → the smallest is ____
- A = 6, B = 4, C = 2 → the smallest is ____
- A = 8, B = 5, C = 2 → the smallest is ____
- Which one does not belong? 5 9 8 3 1
- Which one does not belong? 3 5 9 11 12
- A = 10, B = 7, C = 5 → the smallest is ____
- Which one does not belong? 4 9 11 3 10
- A = 20, B = 2, C = 1 → the smallest is ____
- A = 10, B = 7, C = 3 → the smallest is ____
- Which one does not belong? 6 12 3 2 4
- A = 11, B = 5, C = 3 → the smallest is ____
- A = 13, B = 8, C = 6 → the smallest is ____
- A = 19, B = 17, C = 10 → the smallest is ____
- Which one does not belong? 12 9 5 1 4
- A = 14, B = 5, C = 4 → the smallest is ____
- Which one does not belong? 9 7 12 4 6
- Which one does not belong? 2 7 8 6 10
- Which one does not belong? 10 6 12 9 5