Take students deep into the science of volcanoes with this hot Interfact title. The CD-ROM features virtual activities that have students testing their knowledge of volcanoes, investigating the different parts of a volcano, and using volca-know-how to prevent a volcano from erupting. The included 48 pp., spiral bound book explains how volcanoes form and reveals that all lavas are not the same. Minimum requirements: Mac: System 7, 4 MB RAM, CD-ROM drive. Win: 3.1/95, 4 MB RAM, CD-ROM drive.