Popsugar Parenting Amazon Prime Video Amazon Prime Video Family Movies For Kids 2020 30 Family Movies Your Kids Can Watch For Free With an Amazon Prime Subscription 17 August 2020 by Alessia Santoro View On One Page Photo 17 of 26 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 17 3 Ninjas Amazon's Description: "Young brothers caught in the an adventure they never dreamed possible." Watch 3 Ninjas on Amazon Prime Video free with ads here! Previous Next Start Slideshow Amazon Prime VideoStreamingKid TV And MoviesMovies