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