Spy Kids 4D : All the Time in the World (often referred to as Spy Kids 4 :All the Time in the World ) is an American 4D action-adventure family film directed by Robert Rodriguez and the fourth installment in the Spy Kids series. It was released on August 19, 2011. Filming began on October 27, 2010. It is the first of the series that uses "Aromascope" that allows people to smell odors and aromas from the film via scratch & sniff cards (reminiscent of the infamous 1960s Smell-O-Vision) last used theatrically in the 2003 animated film Rugrats Go Wild.