Ask a grown-up
If you’re 10 or under, and have got a question that needs answering, we'll put it to an expert for you
Ask a grown-up: Why do grown-ups shrink when they get quite old?
Dr David Green answers eight-year-old Luke's question
Ask a grown-up: how much money is there in the world? (My guess is £4,005,765)
Financial analyst Guy Fraser-Sampson answers eight-year-old Delilah's question
Ask a grown-up: what happens to people when they become drunk?
Professor Petra Meier, Acting Director of Research ScHARR, University of Sheffield, answers nine-year-old Afnaan's question
Ask a grown-up: was Hitler a nasty baby?
Sir Ian Kershaw, historian and author of Hitler, answers five-year-old Tilly's question
Ask a grown-up: how do spiders stick to walls and ceilings
Sara Goodacre, head of the University of Nottingham's SpiderLab, answers six-year-old Hannah's question
Ask a grown-up: Why do houses cost so much money?
Property developer and TV presenter Sarah Beeny answers nine-year-old Kusa's question
Ask a grown-up: why do humans kiss?
Evolutionary anthropologist Dr Anna Machin answers 10-year-old Gregory's question
Ask a grown-up: why do we have two nostrils?
Michael Wareing, consultant ENT surgeon, answers three-year-old Josephine's question
Ask a grown-up: why are blueberries blue?
Nutritional therapist Ian Marber answers nine-year-old Alice's question
Ask a grown-up: why do people get hiccups?
Professor Chris Hawkey, chairman of the Core charity for digestive disorders, answers eight-year-old Rebecca's question
Ask a grown-up: why aren't there many green animals?
WWF's Sarah Goddard answers eight-year-old Jessica's question
Ask a grown-up: where does salt come from before it gets into the sea?
Geologist Ted Nield answers eight-year-old Isla's question
Ask a grown-up: why can little kids ski easily and grown-ups can't?
Ski school owner Guy Ordway answers nine-year-old Ned's question
Ask a grown-up: where is the internet?
Google engineering director Mike Warriner answers six-year-old Millie's question
Ask a grown-up: why do people steal?
Criminologist and law lecturer Dr Emily Finch answers four-year-old Rosa's question
Ask a grown-up: what will happen to the planets when the sun blows up?
Dr Lucie Green answers five-year-old Ben's question
Ask a grown-up: who invented times tables, and why?
Professor of mathematics Marcus du Sautoy answers eight-year-old Ruby's question
Ask a grown-up: how far can our eyes see?
Consultant ophthalmic surgeon John Brookes answers nine-year-old Samuel's question
Ask a grown-up: why do birds fly in a V-shape?
Dr Steven Portugal, postdoctoral researcher at the Royal Veterinary College, answers six-year-old Edith's question
Ask a grown-up: why do old people have grey hair?
Celebrity hair stylist Nicky Clarke answers seven-year-old Fin's question
About 102 results for Ask a grown-up 
