As-Salaam alaykum wa rahmatullaahi wa barakaatuhu,
May Allaah reward you!
Here's a link for a FREE Parental control program for the internet.
Info:
The ParentalControl Bar
? Help control what your family views online
ParentalControl Bar is a simple, powerful tool to help shield your children from explicit websites. Simply activate Child-Mode while your children surf the internet, and the toolbar will block access to adult-oriented websites.
? A free public service
ParentalControl Bar is provided free of charge to the public by WRAAC.org, a non-profit organization dedicated to providing free, effective internet control tools.