There are many risks that can be found on the internet, at school we talk about how to stay safe while using a device which can connect to the internet. Here are some websites which may be of interest to you and your child. Why don't you share the websites together talking about the information and playing the games?
Think you Know
A brilliant website with plenty of information on how to stay safe on lots of electronic devices
I highly recommend this website - its full of games and videos for you to enjoy