Test your knowledge of armoured fighting vehicles from WWI to present. Identify tanks, destroyers, self-propelled artillery, and reconnaissance vehicles. Answer hundreds of questions with varying difficulty levels.
Control spacecraft systems during launch, orbit, reentry, and landing. Manage fuel, monitor instruments, and execute maneuvers. Complete mission objectives and survive the return to Earth.
Calculate geometric properties for 26 shapes, planes, and solids. Input dimensions to find area, perimeter, volume, and surface area. Access formulas for triangles, polygons, circles, and 3D solids.
The app provides data for chemical elements including Atomic Number, Atomic Weight, and Boiling Point. Users can search for elements by name, symbol, or atomic number to view related information.
The app provides the Old and New Testaments in Chinese for iPhone. It includes features like bookmarking, verse search, and sharing content via social media or SMS.
The app provides the Old and New Testaments in Marathi. It includes features for bookmarking, searching verses, and navigating between chapters and books.
Identify enemy vehicles by analyzing turret shape, hull slope, gun position, and road wheel layout. Compare observations to reference images. Save and share recognition notes with teammates.
Track biorhythms with charts showing seven cycles for physical, emotional, and intellectual states. Monitor multiple users' statuses daily. Calculate optimal sleep and wake times. Predict peak performance periods for individuals and friends.
Explore how are built and maintained. Navigate through floors and underground systems. Simulate events like blackouts, earthquakes, and dinosaur invasions. Test structural integrity and learn about engineering solutions.
The app provides the Liturgical Calendar for the Armenian Apostolic Church. It includes daily Scripture readings and the Liturgy of the Hours with commentary.
Browse paint charts from color standards and model kit manufacturers. Access scratch material catalogs. Create and share custom charts and catalogs. Mix paints based on base colors. Compute and display scaled measurements in real size or 3D.