"Putt-Putt Joins the Circus" is a children's early learning software CD-ROM produced by Humongous Entertainment. It is designed for use with Microsoft Windows 98, Apple Mac OS 9, and other compatible operating systems. The CD requires a minimum of 16MB of RAM and 4X CD ROM speed for optimal performance. With a fun and educational focus, this program is sure to entertain and engage young users with its interactive learning experiences.