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 11 12 8 3
- Which one does not belong? 1 4 3 2 10
- A = 19, B = 10, C = 9 → the smallest is ____
- A = 18, B = 11, C = 9 → the smallest is ____
- Which one does not belong? 9 8 1 12 7
- A = 14, B = 8, C = 7 → the smallest is ____
- A = 18, B = 11, C = 1 → the smallest is ____
- Which one does not belong? 7 3 1 10 5
- Which one does not belong? 6 10 9 7 2
- A = 11, B = 8, C = 1 → the smallest is ____
- A = 15, B = 5, C = 4 → the smallest is ____
- A = 14, B = 7, C = 1 → the smallest is ____
- A = 15, B = 4, C = 3 → the smallest is ____
- Which one does not belong? 10 7 9 4 8
- Which one does not belong? 1 9 10 5 11
- A = 5, B = 3, C = 1 → the smallest is ____
- A = 11, B = 7, C = 6 → the smallest is ____
- A = 12, B = 9, C = 5 → the smallest is ____
- Which one does not belong? 10 3 6 7 1
- A = 13, B = 5, C = 4 → the smallest is ____