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