Chain Sums is an online game that you can play for
free. Chain Sums is an interesting math puzzle game. In the game, your
task is to 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 the 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 complete the level. Have fun!