The uniqueness of desert habitats is explored in this teachers guide, complete with reference materials, classroom and reproducible activities. Forty-five+ interactive student activities on the CD-ROM are designed to expand student interest and knowledge. The teacher's guide includes language arts, science, math, and art activities centering on the study of the world's deserts, including activities specifically designed around American deserts. Like all the subjects in the series, this CD-ROM allows the teacher to manage student assignments. Custom activities can be assigned to specific students, and the teacher can check progress and print out grades. System Requirements: Macintosh: Power PC, 32 MB RAM, System 7.6 or higher. Windows: PC Pentium, 16 MB RAM (32 rec.), Windows 95/98. 1 Hybrid CD/1 Book