What is colour blindness and why do some people have it? Professor Hallux, Nurse Nanobot and Sally Specs go exploring inside the eye to explain it all!

What exactly is 3D and how do we see films and the world in three dimensions? Professor Hallux pays a visit to Sally Specs where he also asks if 3D can cause us any harm.

Professor Hallux and Nurse Nanobot pay a visit to Sally Specs to find out how and why we protect our eyes!

It’s a common eye complaint but what is it and why does it turn our eyes red? Professor Hallux is here to explain.

Don’t you just wish that lazy eyes could hurry up? Professor Hallux and Nurse Nanobot is here to explain!

Have you ever wondered why old people have glasses for reading? Well Professor Hallux and Nurse Nanobot are here to explain!

Professor Hallux and Nurse Nanobot help us to understand just what is astigmatism!

Hypermetropia is hard enough to say let alone understand! Thankfully Nurse Nanobot and Professor Hallux are here to help.

Professor Hallux and Nurse Nanobot explain exactly what myopia is and how it affects us.

Professor Hallux and Nurse Nanobot explore why getting something in our eye can be painful and why we use water to wash it out.