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 6 10 7 2
- Which one does not belong? 11 6 7 3 5
- Which one does not belong? 5 7 6 11 4
- A = 5, B = 3, C = 2 → the smallest is ____
- Which one does not belong? 11 6 10 5 1
- A = 16, B = 11, C = 3 → the smallest is ____
- A = 18, B = 13, C = 3 → the smallest is ____
- Which one does not belong? 8 9 6 3 10
- A = 16, B = 3, C = 2 → the smallest is ____
- A = 9, B = 5, C = 1 → the smallest is ____
- A = 11, B = 3, C = 1 → the smallest is ____
- A = 20, B = 8, C = 2 → the smallest is ____
- A = 8, B = 6, C = 1 → the smallest is ____
- Which one does not belong? 3 6 4 5 2
- A = 12, B = 7, C = 3 → the smallest is ____
- Which one does not belong? 6 5 1 10 8
- A = 19, B = 15, C = 10 → the smallest is ____
- A = 20, B = 18, C = 14 → the smallest is ____
- A = 17, B = 14, C = 2 → the smallest is ____
- Which one does not belong? 7 5 1 9 2