So I found this on Tumblr, where they have various 30-day challenges that go around. This is the 30 Day Hunger Games challenge. Basically you start with answering Question 1, then come back each day and answer the next one until you're done.
Have fun!

Day 1: Your favorite character:

Day 2 Your least favorite character:

Day 3: A character you hate that everyone loves:

Day 4: A character you love that everyone hates:

Day 5: Your favorite fight/battle scene:

Day 6: A scene that made you laugh:

Day 7: A scene that made you cry:

Day 8: The character you are most like:

Day 9: Your favorite quote:

Day 10: Peeta or Gale:

Day 11: Something you hate about the series:

Day 12: A character you wish hadn’t died:

Day 13: A character you wish had died:

Day 14: Your favorite tribute (aside from Peeta/Katniss):

Day 15: Your least favorite tribute (aside from Peeta/Katniss):

Day 16: A question you wish had been answered in the book:

Day 17: The worst death:

Day 18: A song that reminds you of the series:

Day 19: Your favorite pairing:

Day 20: Your least favorite pairing:

Day 21: A pairing you don’t get:

Day 22: Your favorite book of the three:

Day 23: Your favorite secondary character:

Day 24: Your least favorite secondary character:

Day 25: Your dream cast:

Day 26: Your favorite scene in The Hunger Games:

Day 27: Your favorite scene in Catching Fire:

Day 28: Your favorite scene in Mockingjay:

Day 29: Your favorite thing about the entire series:

Day 30: A book/series that you would recommend to fellow fans:

BONUS: Day 31: Whatever you want: