Carol Vorderman is enjoying the summer in her West Wales home but on Monday she headed to London to promote her online maths school – themathsfactor.com.READ: Carol Vorderman turns up the heat in leopard print - fans reactThe 60-year-old visited BBC Morning Live and explained to presenters Gethin Jones and Kym Marsh how her teaching had helped thousands of children – including her own. WATCH: Carol Vorderman dons a bikini to tackle a home DIY projectExplaining how her online school works, she