FREE for a limited time – Universal Zoom: All About Sizes and Distances, a very cool scientific app. Teachers and parents can use this educational app to help kids compare and contrast the size of natural and man-made objects in our universe. The app features about 200 objects presented to scale. Included are things like the world’s tallest buildings, the largest trees, animals, mountains, the planets of our Solar System. Kids can compare the size of a man to an ostrich, the size of a whale to an airplane, the size of the planets and more. And, there are also interesting facts about each object. VERY cool!