What exactly is vertigo? Jack brings an alien gizmo to Earth to speed up Nico's slowwww internet which causes everyone around to suffer vertigo. But the device’s automated defense system prevents Jack from getting close enough to shut it off! We learn about the vestibular system in our ears that helps us keep our balance.

Jack is a small alien who finds everything on Earth fascinating. Spurred on by his insatiable need to learn about creatures and phenomena from Earth and outer space, Jack boldly yet recklessly guides his alien friends through some tricky adventures. Developed for children from six to nine years old, Jack mixes humour, adventure, and science. The series helps children discover amazing new facts about the world and space around them.