This website promotes literacy. It works on letter recognition and teaches reading skills.
https://www.readinga-z.com/
This website has a variety of books for all levels. We read them often during school. My username is bnumrich. Each child has their own name under my username.
http://pbskids.org/
This website has a lot of different educational and fun games for children. A lot of games focus around following directions.
http://www.abcya.com/
This website is great for kids grades preK-5. It offers a ton of letter and number games.