Junior scientists Jasmine and Holly explain how having two eyes helps with depth perception, and demonstrate an experiment a test to see if covering one eye makes any difference to a person's ability to direct a friend to drop a marble into a cup.
The Queensland Rocketry Society's Ari Piirainen demonstrates how hobbyists build and launch rockets, explaining how to get started with a kit, what the different motor sizes are, and how launches are conducted safely.
Chihiro's father makes reference to the "abandoned theme parks" built in the 1990s after they stumble into the new world. Hayao Miyazaki's films make continued reference to the destruction of the environment through human interference and industry.
Behind The News visits a mail centre to see how letters are sorted and delivered, learns what impact the internet is having on the postal service, and how online shopping is increasing package deliveries.