Synopsis
Knowles and McCork ask 'Why do we cry?' and learn how we shed tears.
- Programme: Brain Freeze
- Series: 2
- Episode: 10: Crying
- Channel: CBBC
- Broadcast year: 2016
- Science | Animals, including humans | Describe the changes as humans develop to old age
Licence: ERA Licence required
UK only
Staff and students of licensed education establishments only
Cannot be adapted
Add Notes
More clips from Brain Freeze

S2E1: Jumping | Brain Freeze
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Knowles and McCork ask 'Which animal can jump the farthest?'

S2E11: Cats | Brain Freeze
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Knowles and McCork ask 'Why do cats purr?'

S2E12: Eyesight | Brain Freeze
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Knowles and McCork ask the question 'Which animal has the best eyesight?'

S2E13: Beards | Brain Freeze
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
S2E14: Goldfish | Brain Freeze
Knowles and McCork ask if goldfish have bad memories and find out what makes them tick.

S2E15: Largest | Brain Freeze
S2E15: Largest | Brain Freeze
Knowles and McCork ask what is the largest animal of all time?

S2E16: Space | Brain Freeze
S2E16: Space | Brain Freeze
Knowles and McCork ask the question 'What is a black hole?'

S2E2: Shooting Star | Brain Freeze
S2E2: Shooting Star | Brain Freeze
Knowles and McCork ask the question 'What is a shooting star?'

S2E3: Boxes | Brain Freeze
S2E3: Boxes | Brain Freeze
Knowles and McCork ask 'What Is the Strongest Natural Material?'

S2E4: Freezing Point | Brain Freeze
S2E4: Freezing Point | Brain Freeze
Knowles and McCork ask 'What Is the Coldest Place on Earth?'

S2E5: Harvest | Brain Freeze
S2E5: Harvest | Brain Freeze
Knowles and McCork ask 'Can carrots turn me orange?'

S2E6: Venom | Brain Freeze
S2E6: Venom | Brain Freeze
Knowles and McCork ask 'What is the world's most venomous animal?'

S2E7: Lightning | Brain Freeze
S2E7: Lightning | Brain Freeze
Knowles and McCork ask 'How does lightning work?'

S2E8: DNA | Brain Freeze
S2E8: DNA | Brain Freeze
Knowles and McCork ask 'Is every human being unique?'

S2E9: Compass | Brain Freeze
S2E9: Compass | Brain Freeze
Knowles and McCork ask 'How does a compass work?'
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