PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.

NWEA Assessments - NWEA Assessments creates a personalized assessment experience by adapting to each student's learning level.

Teachable - Create and sell beautiful online courses with the platform used by the best online entrepreneurs to sell $100m+ to over 4 million students worldwide.

ALEKS - ALEKS is a web-based artificially intelligent assessment and learning system that uses adaptive questioning to accurately determine exactly student knows.

Clever - syncing between education applications for K-12 schools

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!