Math Quiz Games Pro 與 Shipstructures 使用情況與統計

With this app you will learn and memorize all the elements of a ship's hull. Each element of the ship's hull is accompanied by an illustration. There are 8 lessons in the application. After each lesson, you must take a test. At the end of all lessons - it is necessary to pass a general test for knowledge of all elements of the ship's hull. Try our application - it will be useful for your work on ship.