Handsome Illustrations - Create unique illustrations for websites & applications.
NWEA Assessments - NWEA Assessments creates a personalized assessment experience by adapting to each student's learning level.
Control Illustrations - 108 free flat illustrations with customizable characters
ALEKS - ALEKS is a web-based artificially intelligent assessment and learning system that uses adaptive questioning to accurately determine exactly student knows.
Ouch! Illustrations by Icons8 - Professional, perfectly matching, and customizable illustrations for any designs
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!