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Critical Thinking Worksheet

Recommended for 2nd Grade — High School

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Critical Thinking Worksheet

Name: ____________________Date: ____________

Instructions: Analyzing riddles, spotting flaws in reasoning, and making evidence-based choices.

20 problems

  1. Which one does not belong? 9 8 6 2 11
  2. A = 17, B = 8, C = 1 → the smallest is ____
  3. Which one does not belong? 5 9 8 7 6
  4. Which one does not belong? 6 11 1 5 7
  5. A = 6, B = 4, C = 1 → the smallest is ____
  6. A = 18, B = 2, C = 1 → the smallest is ____
  7. A = 5, B = 2, C = 1 → the smallest is ____
  8. A = 8, B = 3, C = 2 → the smallest is ____
  9. A = 11, B = 6, C = 2 → the smallest is ____
  10. A = 12, B = 4, C = 2 → the smallest is ____
  11. Which one does not belong? 2 8 1 9 10
  12. A = 17, B = 15, C = 13 → the smallest is ____
  13. A = 15, B = 3, C = 2 → the smallest is ____
  14. A = 17, B = 4, C = 3 → the smallest is ____
  15. A = 9, B = 5, C = 3 → the smallest is ____
  16. Which one does not belong? 3 4 8 7 1
  17. Which one does not belong? 4 3 9 10 7
  18. Which one does not belong? 10 3 6 7 4
  19. A = 14, B = 7, C = 4 → the smallest is ____
  20. Which one does not belong? 5 10 12 11 9