Time Zone | Brain Freeze

Blood | Brain Freeze

Knowles and McCork ask the question 'How does my heart keep beating?'

Plastic | Brain Freeze

Knowles and McCork ask the question 'How much plastic is there in the oceans?'

Invisible | Brain Freeze

Knowles and McCork ask the question 'Which animal can turn invisible?'

Space Food | Brain Freeze

Knowles and McCork ask the question 'Could pineapples grow on the moon?'

Teeth | Brain Freeze

Knowles and McCork ask the question 'Why do we have baby teeth?'

Salty | Brain Freeze

Live from the seaside, Knowles and McCork ask the question 'Why is the sea salty?'

Plant Life | Brain Freeze

Knowles and McCork ask the impossible question 'How many plants are there in the world?'

Ice | Brain Freeze

McCork and Hucklebuck attempt to break the record for the world's biggest ice cream cone.

Ancestors | Brain Freeze

Dr Knowles and Professor McCork ask the question 'Are we all related?'

Ancestors | Brain Freeze

Dr Knowles and Professor McCork ask the question 'Are we all related?'

Parachute | Brain Freeze

McCork and Ms Hucklebuck are in the sky as they ask 'How does a parachute work?'

Walk | Brain Freeze

McCork and Knowles ask 'How long would it take to walk the Earth?'

Atoms | Brain Freeze

The crack TV science team investigate how many atoms there are in our bodies.

Taste | Brain Freeze

Knowles and McCork ask 'Why do we make saliva while we eat?'

Digestion | Brain Freeze

Knowles and McCork explore the digestive system of Colin the floor manager.