Please find below two websites that you may find useful for you and your child. Webwise is an excellent website of internet safety resources. The website gives useful advice on negotiating internet rules with your child and also how to enable a youtube safety mode.
The follwoing website is from Irish website Scoilnet. This site is linked with the Irish curriculum it is free and totally safe to use. It is an educational website with an area for teachers, students and parents. It is an easy fuss free website and gives scope for your child to continue learning in a fun and safe way!