sugar, sugar for Android
This puzzle is based on physics of small particles of falling sugar. The player must draw obstacles to evenly distribute the stream to all colorful cups on the level. Simple mechanics is complicated by various gravity traps, zones, crossing particles to other color and other obstacles.
Initially white sugar comes from the top of the level. By drawing lines the player directs the stream to the needed side. Each cup has its color and particle counter that must reach it. The stream changes color when passing through special gates. The game gets gradually harder. More cups and sugar sources appear. There are over 100 levels available. There is also a creative sandbox editor mode with no restrictions.