? Tetris vs Sudoku vs Dots ?This is the new most addictive revolutionary puzzle game! Combining the best features of classic games, a challenging new unique game has been created! In Tetris-style different bars fall down that you quickly need to place on a board! In a sudoky-style you need to match the numbers and place them correctly! Then in a Dots-style, whole squares or even double squares explode when you fully connect them, giving you extra lives if done right!In short, all the best classic games combined into one awesome puzzle game!Not only is this game highly addictive, you'll also quickly see a vast improvement in your math skills! Adding, multiplication, whatever! You'll dream those combinations when you've played this game for just a while.Get your newest addiction now!Features ? 2 different playing modes? 4 different difficulty levels ? Combo style gameplay? local & online leaderboardsNOTE: If you are an educational institution, you can download Square9 with the educational discount of 50%! Multiple schools have already bought this App for all their students to increase their math skills!