American Airlines Know It All iPad Sweepstakes

https://www.facebook.com/AmericanAirlines/app_429534607096145
One (1) additional entry can be obtained through a) highest score for the week on the American Airlines “Know it All” iPad® game or b) by sending an email to ipadpromo@aa.com; additional entry can only be obtained after entrant completes the registration process at www.facebook.com/americanairlines. Limit two (2) entries per person for the duration of the Sweepstakes.
PRIZE DETAILS AND RELATED TERMS: Six (6) grand prizes of 100,000 American Airlines AAdvantage® miles (the “Prizes). ARV (Approximate Retail Value) of each Prize: $1,990; total ARV of all Prizes: $11,940.