Here is a link to Kahoot if you need it: Kahoot.
If you're looking for an alternative for kahoot, check out Blooket.
If you're looking for unblocked games, you can use Geography Lessons.
If you want to go to the Urban Dictionary,don't worry.Here is the link for Algebra Learnnexus
This site is blocked for my school, but here's the link to Polar Chill.
For sites to use when you're bored, here are a few links: