Kejian Jin

This application allows the users to create any serious quiz , test or exams using iPhone or iPod touch Device. It also allows the teacher to create t …

This application provides every possible formulas that a calculus student could ever ask. It can be used to build your own formulas reference in mathe …

This application helps to create and manage any formulas in any field. It not only can be used as tool for creating formulas but also a good reference …

A reference application for Periodic Table in Chemistry. - No network connection needed. - Easy to zoom in and out periodic table with two fingers - S …