About Tetra Blocks GameTetra Blocks is a beautiful neon-colored variation of the popular Tetris game. Use the W key or the up arrow key to rotate pieces 90 degrees clockwise. The A key and the left arrow key move pieces left a column. The D key and the right arrow key move the pieces right a column. Press either the S key or the down arrow key to quickly drop a piece. On the left side your current level number is shown. Along the right side the next 3 pieces to play are shown. The game records your total score and your play time. If you want to maximize your score try to make 4 line matches early and align the stars with each other to boost your points when you score. If you want to maximize your play time drop pieces slowly and try to make any quick line you can without leaving a messy layout or building the stack up too much. This is a JavaScript web application which uses cross-platform mobile-friendly HTML. All modern web browsers like Microsoft Edge, Apple Safari, Google Chrome, Mozilla Firefox and Opera should support it. This game works on just about any type of computing device including Microsoft Windows desktop computers, Apple OSX Mac computers, iOS powered tablets and phones like the iPad and iPhone, laptops like the Google Chromebook, and the many types of mobile phones from manufacturers like Samsung which are powered by Google Android.