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