Daily Squares is a daily puzzle game. The object is to arrange all of the active blocks such that all of the rows, columns, and diagonals all add up to 34. The games is based on the basic concept of magic squares. In this case, it is a 4x4 magic square. If you are familiar with the game Sudoku, then you may find it interesting that Sudoku is based on magic squares. A game from mathtricks.org.