Bluegrams Screen Ruler - A lightweight and configurable ruler tool for Windows Desktop.

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

Meazure - What are the dimensions of that image? How big is this window?

ExamView Assessment Suite - ExamView lets you can create assignments, launch classroom assessment questions and collect real-time responses to evaluate student performance.

Pixus - Pixus is an AIR pixel ruler application, a handy tool for web and interface designers.

Canvas by Instructure - The Canvas LMS is the world's fastest growing learning management system. Check out favorite features and schedule a live demo!