Watch them float up the screen. -Play avoid the bubbles with your mouse. - Animate the bubbles when it pops. - Change where the bubbles come from. - Keep track of how many bubbles have been popped.
It was a day when the blue sky rose above me. It looked plain, so I imagined balls rising up. It was time for me to go to the library to watch a magician. He made effect to his show by starting his bubble machine. So I compared the blue sky and the bubble machine and look what I've got.....