I've just got a phone bill for £400! It turns out that my 16 year-old son has met a girl on the internet who lives a few hundred miles away. As well as talking to her endlessly on on MSN, it now turns out that he's also been phoning her on her mobile. A lot. He has agreed to pay back the money but he doesn't seem to have grasped why this might be a problem. I'm concerned about the very idea of meeting someone online but he tells me it's totally normal and everyone does it. What should I do?

My 13-year-old son is truanting. He's been steadily going off school for the past year or so but I thought it was just a phase that would pass. However he seems quite open about hating it. He didn't really bother to hide the fact that he had stayed at home instead of going to school; he just said school is boring and that there's no point in going. What should I do?

National Pet Month - 4 April to 4 May - is promoting good pet ownership and raising money to help the nation’s animal charities. The theme is Healthy Pets Make Happy Pets and here are the top ten tips.

Our daughter is 13 and I'm worried she's wasting money on her mobile phone. We bought her a phone for safety but she uses it to talk to and text friends. It's on a contract where she gets a reasonable amount of free call minutes and texts but we've noticed that her bills are claiming most if not all of her pocket money. I think she could be doing something better with it than spending it on phone calls but perhaps I'm being too harsh?

Worried about what and how much your children watch on TV? Dr Tanya Byron gives her guide to ensure that your child has a Viewtritional TV diet!

We're having problems getting our 12 year-old son to go to bed at a reasonable hour. He goes to his room but it's not long before he's playing games on his computer or watching TV and hours pass and he's still awake. He's looking . tired and he's grumpy but he just tells us he's not a baby and to leave him alone. What can we do?