The Last Kids on Earth and the Forbidden Fortress

The Last Kids on Earth and the Monster Dimension

Dreamtreaders

The Last Kids on Earth and the Cosmic Beyond

The Last Kids on Earth and the Skeleton Road

The Last Kids on Earth and the Midnight Blade

The Last Kids on Earth: June's Wild Flight

The Last Kids on Earth: Quint and Dirk's Hero Quest

The Last Kids on Earth and the Doomsday Race