When you answer the indicated number of quiz questions correctly the following bonuses becomes unlocked in the game.

Unlock Video 1 'The Greatest Fishing Story Ever Told':
Answer 5 questions correctly. Unlock Glass Shad Rap Lure:
Answer 10 questions correctly. Unlock Video 2 'Big Bait = Big Fish':
Answer 15 questions correctly. Unlock DT Flat Sure Set Series:
Answer 20 questions correctly. Unlock Video 3 'Rapala Craftsmanship':
Answer 25 questions correctly. Unlock X-Rap Jointed Shad Lure:
Answer 30 questions correctly. Unlock Video 4 'Your Best Shot At A World Record':
Answer 35 questions correctly. Unlock Lauri Rapala 100th Anniversary Lure:
Answer 40 questions correctly. Unlock Video 5 'It's A Big One!!!':
Answer 45 questions correctly.