MySchool - A powerful, simple to use school management system for K-12 schools.
Topgrade Quiz Maker - Build, Play and Share Fantastic Quizzes for Free.
Quizlet - Quizlet allows you to review and create flashcards for a variety of subjects, such as math and reading.
iSpring QuizMaker - iSpring Quiz Maker is easy-to-use quiz software. Create interactive quizzes and surveys in HTML5 & Flash and embed them in a website or publish for any LMS!
Disamina - Online assessment software and LMS
Edbase - The easiest way to make exams.