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