Chain Sums is a fun game that you can play here on friv unblocked games. Connect all the tiles to get to target sums. At the top of the screen you find different target numbers that you must get too. You can do this by moving the various tiles: click a tile and a desired location to move that tile. Try to create groups of tiles to get to the target numbers at the top of the screen to clear the level.
You may want to try the following puzzle games Sum Blocks. Many other genres with a lot of interesting games are waiting for you, come and discover them with a few clicks at http://friv10games.club/. Much time!
Click a tile and a desired location to move the tile. Clicking two tiles swaps their location.