PI VR Earth电脑版

-Embark on an expedition to a live volcano! -See an erupting volcano, bubbling geysers, and more from the vantage point of a volcanologist’s observation station in this visually stunning virtual environment. -Learn more geology with video, photographs, animations, and more. -Test your knowledge with built-in brain-teaser quizzes! When prompted to scan, look for the QR Code located on the first page in your PI VR Planet Earth book in order to access interactive content! If you don't have the book visit http://pilbooks.com/PIVREarth/ and scan the QR Code located on the webpage!