地球万象

EarthViewer is an interactive learning experience that teaches kids about the geological forces that shape the planet - both above and below its surface - and shows them how millions of years of change can happen in just a few minutes.
EarthViewer is the sixth app in Tinybop's Explorer World series, a collection of apps designed to let curious kids dig into fascinating ideas. These apps have won awards such as Best of the App Store, App Store Editor’s Choice, Parents’ Choice, and Children's Technology Review.
Features:
• Wander through endless landscapes, from deserts to mountains, from oceans to glaciers. Study how each landform was created.
• Watch EarthViewer evolve over time, from a boiling ball of rock to the continents we live on today.
• Explore beneath the surface and observe each layer, from the crust to the core.
• Weather, erode, and deposit rocks and sediment. Shape the landscape with your fingertips!
• Bend rivers. Shrink and grow glaciers. Create sand dunes, sea stacks, and beaches. Trigger rockslides!
• Discover mysteries like ice wedges, stalactites and stalagmites, and hot spots.
• Experiment with four different types of volcanoes.
• Create earthquakes and feel the shaking in your hands.
• Includes a free, expert-reviewed study guide.
• Exquisite sound design makes the experiments even more fun and engaging.
• Original art by Sarah Jacob.
• Learn new vocabulary in over 40 languages with interactive labels.
• Intuitive, safe, and child-friendly design.
• Entertaining for kids and adults alike.

For news and new versions
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Compatible with iPhone 4, iPhone 4S, iPhone 5, iPod touch (5th generation), iPad 2, and iPad 3. This app is optimized for iPad. Requires iOS 7.0 or later…