Create and edit entity-relationship diagrams. Add entities, attributes, and relationships. Customize diagram layout and styles. Export as image or PDF. Share diagrams with collaborators.
Explore historical artifacts organized by chronology, type, and location. View detailed descriptions and high-resolution images. Navigate through the National of collection digitally.
Play a VR quiz game by selecting correct answers with your gaze to cross a . Avoid wrong answers to prevent falling. Choose between fear-of-heights mode with a floating river. Retry after each failure.
Perform arithmetic, business, , and scientific calculations. Convert metrics and currencies. Calculate markup, margin, loan amortization, net present value, and internal rate of return. Determine bond yield to maturity and Macaulay duration.
Illustrating concepts of mechanics with animations.
The app provides a memorandum of basic equations and animations illustrating concepts of mechanics. It covers vectorial reminders, statics, center of gravity, moments of inertia, and dynamics of particles and rigid bodies.