Internet is a good medium of learning and researching for kids but they might develop interest in other stuff. The parents should take some precautionary measures. Following precautions can be taken to avoid misuse of internet by the children.

1. Put the computer in a communal area of the house so the kids dont have a chance to open unnecassary stuff.
   
2. Try to choose the safe internet provider.
   
3. Allow kids to use internet only when the parents are at home.
   
4. Any good software can also be used to prevent opening unethical sites.
   
5. Always check the browser history so you know the which websites are being open in your computer browser.
   
6. Tell children about the dangers of unethical sites.
   
7. Try to partition the users so you know the activities separately.
   
8. Ask the kids what they are surfing online, to whom they normally contact through email and chats.