The Earth Kids visit a desert planet called Ichor (formerly a beautiful water world). They meet two tribes of feuding alien kids, a clan of alien fish children and a clan of alien shrimp children.

Earth Kids visit Star World, an entire planet of famous social media influencers. Star World kids have zillions of followers, but no time for in-person fun with real friends.

When the Earth kids visit planet Loboto, they befriend two little science students. The brilliant little aliens are so impressed with Kim's brain, they ask if they can take it to school for show and tell.

The Earth Kids and BotDog are on a long boring trip through space, when they meet two mysterious kids called Jasper and Hope. The new kids' species is called, WhoopEvil.

Planet Aromoid is home to the Smelloids, alien kids who communicate exclusively through smell. Leo becomes lost in a cavern and must use his sense of smell and the memories to find his way to the surface of the planet.