Check out some of these great FREE links

GoNoodle

https://www.gonoodle.com/

CoolMath Games

http://www.coolmath.com/

ABCya

http://www.abcya.com/

PBS Kids

http://pbskids.org/

Starfall

http://www.starfall.com/

Teach Your Monster to Read

https://www.teachyourmonstertoread.com/

Storyline Online

https://www.storylineonline.net/