Rewordify.com | Understand what you read

Rewordify.com is powerful, free, online software that improves reading, learning, and teaching. This site can:
 - Intelligently simplify difficult English, for faster comprehension
 - Effectively teach words, for building a better vocabulary
-  Help teachers save time and produce engaging lessons
 - Help improve learning outcomes

Stewart-Marshall's insight:
This is a really nice tool to help lower level readers access authentic content.