Nerf Vortex Nitron is recommended for ages 8 years old and up. The rating system also doesn't satisfy some family advocates who complain that they fail to give enough information about a program's content to allow parents to make informed decisions about whether a show is appropriate for their kids. Smokey is a freewheeling friend with movable hoses that spray water mist and expandable ladders and sensors that respond to a child's movements.