These are the details of the 3 facebook apps required. 2 of them are going to be pretty simple.
First is a book cricket app. It's a game in which you randomly open a book page, and the page number's unit digit is your score.
Second, a food menu app. User will be selecting their Meal, from a given menu, given a budget constraint.
Third, is a motorbike flash game. A motorbike moves in one of three lanes and objects randomly come from behind. User evades.
Further details can be given if required.