Weekly Logic Challenge

September 15, 2026

The Study Session

Four Academic Decathlon students — Alex, Brianna, Carlos, and Dana — each studied a different subject, at a different time, and used a different study method.

Use the clues below to determine who studied which subject, at what time, and using which method.

Clues

  1. The student who studied Science began exactly one hour before Carlos.
  2. Dana studied later than the student who used Flashcards.
  3. The Literature student studied at 3:00 PM.
  4. Alex did not study Math or Science.
  5. The student who studied at 3:00 PM used Flashcards.
  6. Brianna studied earlier than Dana.
  7. The student who used the Practice Quiz studied Math.
  8. Carlos did not study at 3:00 PM or 6:00 PM.
  9. The Social Studies student studied at 6:00 PM.
  10. Brianna did not use the Practice Quiz.

Your Answer

Prize

This week’s prize is a $5 Barnes & Noble gift card. Winner will be selected from all correct responses.