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