The bonus target is $6 to get all the games plus the Aqua Kitty OST album by Electric Cafe (available in FLAC and MP3)
Indie Royale has launched The World Water Day Bundle, a package that includes the following games: Beatbuddy: Tale of the Guardians, Puddle, Pressure, Depth Hunter, The Ship, and Storm in a Teacup. All the games are available for Windows via Steam and Desura. Three are also available on Mac and two on Linux.
The World Water Day Bundle will be helping support Charity: Water's project in Kenya which provides water wells in areas stricken with drought or lack access to clean water.