The "Explore The Worlds Within Planet Earth" PC CD-ROM is a science education software produced by Macmillan. This interactive CD allows users to explore various scientific concepts and phenomena within the Earth's natural world. With English language capabilities, this academic/education licensed product offers a visually engaging and immersive learning experience for students and educators alike. Perfect for expanding knowledge and understanding of the Earth's ecosystems and scientific principles, this CD-ROM is a valuable resource for those interested in advancing their understanding of the world around them.