Google Extension to Help with Writing Posted on February 6, 2015 by Public RSS-Feed of Stephanie P. Wright. Created with the PIXELMECHANICS 'GPlusRSS-Webtool' at http://gplusrss.com Google Extension to Help with Writing? February 6, 2015. Good teachers know that marking an answer wrong teaches nothing. Students will make that same error again unless they understand why an item is incorrect. Grammarly is a web tool geared to bridge the gap between feedback and learning. What is Grammarly ?