Duration: 4'03''
Knowles and McCork ask the question 'Which animal can turn invisible?'
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UK only Staff and students of licensed education establishments only Cannot be adapted
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S1E15: Digestion | Brain Freeze
Knowles and McCork explore the digestive system of Colin the floor manager.
S3E1: Blood | Brain Freeze
Knowles and McCork ask the question 'How does my heart keep beating?'
S3E10: Time Zone | Brain Freeze
In this time zone special, Knowles and McCork ask 'Why does the Earth spin on its axis?'
S3E11: Parachute | Brain Freeze
McCork and Ms Hucklebuck are in the sky as they ask 'How does a parachute work?'
S3E12: Walk | Brain Freeze
McCork and Knowles ask 'How long would it take to walk the Earth?'
S3E13: Atoms | Brain Freeze
The crack TV science team investigate how many atoms there are in our bodies.
S3E14: Taste | Brain Freeze
Knowles and McCork ask 'Why do we make saliva while we eat?'
S3E2: Plastic | Brain Freeze
Knowles and McCork ask the question 'How much plastic is there in the oceans?'
S3E4: Space Food | Brain Freeze
Knowles and McCork ask the question 'Could pineapples grow on the moon?'
S3E5: Teeth | Brain Freeze
Knowles and McCork ask the question 'Why do we have baby teeth?'
S3E6: Salty | Brain Freeze
Live from the seaside, Knowles and McCork ask the question 'Why is the sea salty?'
S3E7: Plant Life | Brain Freeze
Knowles and McCork ask the impossible question 'How many plants are there in the world?'
S3E8: Ice | Brain Freeze
McCork and Hucklebuck attempt to break the record for the world's biggest ice cream cone.
S3E9: Ancestors | Brain Freeze
Dr Knowles and Professor McCork ask the question 'Are we all related?'
S1E9: Nina Needs A Wee | Nina and the Neurons
Nina goes to Spain to meet Jessica and to find out how we know when we need to use the toilet.
S1E11: Love | Brain Freeze
Knowles and McCork ask, what happens when we fall in love?
S1E14: Why Is My Tongue Wet? | Nina and the Neurons
Corin asks Nina why tongues are wet, and with a few experiments they discover the reason.
S1E2: Do We All Smell Different? | Nina and the Neurons
Roddy wants to know if we all smell different.
S1E2: Haircut | Brain Freeze
Knowles and McCork ask why a haircut doesn't hurt.
S1E3: Amazing Maze | Nina and the Neurons
Nina travels to Spain to help Ella and her friends find their way through a maze using their different senses.
S1E6: Eyebrows | Nina and the Neurons
Nina helps Sam from Morecambe find out what eyebrows are for, and what eyebrows can tell us about what people are feeling.
S1E8: All Bunged Up | Nina and the Neurons
Lucy from Edinburgh wants to know why people cannot taste when they have a cold.
S2E1: Jumping | Brain Freeze
Knowles and McCork ask 'Which animal can jump the farthest?'
S2E11: Cats | Brain Freeze
Knowles and McCork ask 'Why do cats purr?'
S2E12: Eyesight | Brain Freeze
Knowles and McCork ask the question 'Which animal has the best eyesight?'
S2E13: Beards | Brain Freeze
Knowles and McCork find out why girls can't grow beards and what would happen if a man never shaved.
S2E14: Goldfish | Brain Freeze
Knowles and McCork ask if goldfish have bad memories and find out what makes them tick.
S2E15: Largest | Brain Freeze
Knowles and McCork ask what is the largest animal of all time?
S2E6: Venom | Brain Freeze
Knowles and McCork ask 'What is the world's most venomous animal?'
10: Themes and Variations | Life On Earth
David Attenborough looks at some of the huge variety of mammals. The tree shrew has attracted great interest as it shows how mammal...
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