After you watched the video on learn zillion, try this interactive visual from Annenberg Learner. It will reinforce the area model for multiplying fractions by fractions.
When you multiply fractions you take a part of a whole. Then you take a part of that part (of the whole). Your product will be less both of your factors. Watch a lesson on learn zillion about multiplying fractions. http://learnzillion.com/lessons/213-multiply-fractions-by-fractions-using-area-models