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