Equation Generator is an app that can generate four types of algebraic equations at random - 20 questions at a time with answers. You can create unlimited number of equations. The four types of equations that you get are: 1) Linear equations 2) Simultaneous equations 3) Quadratic equations 4) Simultaneous equations In addition, there is a Help page that gives worked examples covering each type with links to the developer's site for more in-depth knowledge. This is an ideal app for high school kids, their parents and teachers. Please use it and be amazed at its potential.