S2E8: DNA | Brain Freeze

S2E1: Jumping | Brain Freeze

Knowles and McCork ask 'Which animal can jump the farthest?'

S2E2: Shooting Star | Brain Freeze

Knowles and McCork ask the question 'What is a shooting star?'

S2E3: Boxes | Brain Freeze

Knowles and McCork ask 'What Is the Strongest Natural Material?'

S2E4: Freezing Point | Brain Freeze

Knowles and McCork ask 'What Is the Coldest Place on Earth?'

S2E5: Harvest | Brain Freeze

Knowles and McCork ask 'Can carrots turn me orange?'

S2E6: Venom | Brain Freeze

Knowles and McCork ask 'What is the world's most venomous animal?'

S2E7: Lightning | Brain Freeze

Knowles and McCork ask 'How does lightning work?'

S2E8: DNA | Brain Freeze

Knowles and McCork ask 'Is every human being unique?'

S2E9: Compass | Brain Freeze

Knowles and McCork ask 'How does a compass work?'

S2E9: Compass | Brain Freeze

Knowles and McCork ask 'How does a compass work?'

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?

S2E16: Space | Brain Freeze

Knowles and McCork ask the question 'What is a black hole?'