这只是个球应用说明 Physics class and soccer practice meld together perfectly in Just a Ball, a physics-based puzzle game that is challenging, addictive, and most importantly, fun! Can you get the soccer ball into the box, using sparse materials angled at just the right places? Put your problem solving and logic skills to the test! With 21 levels, you can feel your brain and logic getting a workout, while you enjoy major high-five moments along the way. With an endless amount of successful combinations, this puzzle game will capture your attention, again and again. Features: 21 challenging levels that workout your brain and perception skills Crisp, bright graphics Sensitive controls that allow you to precisely angel your pieces Well thought out puzzle that puts the laws of physics to the test With sunny, crisp graphics, you can enjoy a fun day in the iPad or iPhone sun - all without breaking a sweat. If you love a mental challenge, then have a ball...with Just a Ball!