Aqua Forest is a puzzle game pusblished by Hudson SoftGamestats:Aqua Forest for the iPhone and iPod Touch. It can be purchased from Apple’s App Store for $7.99.

The game includes a puzzle mode, which consists of 50 different stages, and a free simulation mode, which allows players to interact with the in-game physics engine by making use of the iPhone's touch/tilt capabilities. The user, for example, can draw various objects and materials of different properties onto the screen such as water and lava. The device can then be tilted to cause them to react to one another.*Macworld: Aqua Forest game combines drawing, physics (July 10, 2008)