About Yellow Ball Adventure GameYellow Ball Aventure is an 18-stage ball roll and jump game. Help the happy ninja emoji across the perilous forest. Press A or the left arrow key to move left, D or the right arrow key to move right, and W or the up arrow key to jump. Time your jumps to move across stationary and moving platforms while avoiding spikes, fixed blades, and moving blades. You can jump through the ropes area some blades swing on. Be careful when standing on moving platforms as you'll need to move or your character will fall off. Do not fall off platform to the jungle below or you'll die. Collect up to 3 stars on each stage and make it to the red flag to unlock the next level. 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.