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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? 10 3 5 7 8
  2. Which one does not belong? 6 11 9 4 5
  3. Which one does not belong? 8 11 6 2 10
  4. A = 5, B = 3, C = 1 → the smallest is ____
  5. Which one does not belong? 10 12 1 2 7
  6. A = 18, B = 4, C = 1 → the smallest is ____
  7. A = 10, B = 4, C = 2 → the smallest is ____
  8. Which one does not belong? 1 2 11 8 7
  9. A = 7, B = 4, C = 3 → the smallest is ____
  10. A = 6, B = 4, C = 3 → the smallest is ____
  11. Which one does not belong? 4 9 10 5 8
  12. Which one does not belong? 9 7 2 10 5
  13. Which one does not belong? 8 2 9 10 7
  14. A = 19, B = 4, C = 3 → the smallest is ____
  15. A = 18, B = 6, C = 4 → the smallest is ____
  16. A = 10, B = 6, C = 2 → the smallest is ____
  17. A = 12, B = 10, C = 7 → the smallest is ____
  18. A = 7, B = 4, C = 2 → the smallest is ____
  19. A = 8, B = 5, C = 3 → the smallest is ____
  20. Which one does not belong? 8 1 12 4 11
Critical Thinking Worksheet — Free Printable with Answer Key | WaffleMath