When Pigs Fly – Bonus Level Walkthroughs
The When Pigs Fly Bonus Levels are 9 additional levels that are unlocked when achieve 3 stars on the original Bad Piggies - When Pigs Fly levels. For each set of 4 levels you master, a new bonus level is unlocked. These levels are much tougher than the original 36 and keeping with the When Pigs Fly theme, your contraptions will be mostly airborne. Use sandbags to offset your helium balloons and brush up on your aircraft mechanic skills, as you put together pig-flying airplanes, complete with propeller, wings and fins.