The internet can be a difficult thing to navigate. You start to type in an address of the site you are looking for and you end up going to a site that you definitely did not want to go to. This can make things very scary for parents who dont want their kids to go to adult content sites by mistake just because of a mistype. There are now fantastic services available that help parents monitor and control what their kids see when on the internet.
Parentalcontrolbar.org and
Kidrocket.org are several of the best tools out there for you to check out what your kids are viewing when on the internet. These sites are great for not allowing your kids to see things you dont want them to see. So try them both for free.