Anki - Anki is a program which makes remembering things easy. Because it's a lot more efficient than traditional study methods, you can either greatly decrease your time spent studying, or greatly increase the amount you learn.
Online Convert PPTX to MP4 - Online Convert allows you to convert any Microsoft PowerPoint 2007 PPTX file to MP4 easily.
LimeSurvey - LimeSurvey: the Online-Umfrage Tool - Open-Source Suryeys
iSpring Convert - Convert PowerPoint to HTML5 and MP4 video
Quizlet - Quizlet allows you to review and create flashcards for a variety of subjects, such as math and reading.
Converter365 Convert PPT to MP4 - Converter365 is an online freeware converter tool that enables you to convert PPT to MP4 with great ease.