They're members of the National Academy Of Gifted And Talented Youth and they're taking part in a grosstastic day-long event called Rude Science.

They'll be getting to the bottom of such mysteries as why people smell and why vomit always contains carrots.

Organisers hope this will encourage the kids to study science in the future.

"There's always a science angle, but I do try to make it as disgusting as possible," said one of the teachers.

Talented

She added that loads of kids think science is "very hard and dull" but events like Rude Science help make the subject relevant to kids' everyday lives.