Spaces of Play has released Spirits, a puzzle game title for Mac OS X (10.6 and higher). It’s available for a two-week introductory price of US$7.99 at the Mac App Store; the regular price will be $9.99.

Here’s how the game is described: “Players guide leaf-like spirits through the game by reshaping its world. Spirits can be transformed to blow wind, build stairs, dig away ground, or block wind.

“Each level allows different skill combinations, challenging players with constantly unique puzzles. Spirits is a first-class citizen on the Mac, supporting any native resolution up to 2560×1440 and more.”