2 Player games
 
Fireboy and watergirl
https://www.friv.com/z/games/fireboyandwatergirlforest/game.html
 
Dou survival (Zombies)
https://poki.com/en/g/duo-survival
 
Single player
 
Cut the rope
https://www.crazygames.com/game/cut-the-rope-ebx
 
Redirect
https://www.coolmathgames.com/0-redirect-game
 
Snail Bob
https://www.friv.com/z/games/snailbob/game.html
 
Sprycik
https://www.coolmathgames.com/0-sprycik

Slice of the market - money game
https://www.coolmathgames.com/0-slice-of-the-market
 
Tower builder
https://www.coolmathgames.com/0-tower-builder
 
Cube connect
https://www.coolmathgames.com/0-cube-connect
 
City blocks
https://www.coolmathgames.com/0-city-blocks
 
Math games
 
Addition - subtraction
https://www.coolmathgames.com/c/addition-subtraction-games
Multiplication - division
https://www.coolmathgames.com/c/multiplication-division-games
 
Multi player games
 
Arcademics
https://www.arcademics.com/games?grade=6
 
Math playground
https://www.mathplayground.com/grade_6_games.html
 
Set 
https://setwithfriends.com/