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