NGSL added to the free Online Graded Text Editor tool
ER-Central has a huge and quickly growing collection of free tools, links, resources and materials related to extensive reading and listening and intensive vocabulary study of words generated from the readings. One of the free tools is known as OGTE (Online Graded Text Editor). This tool allows you to instantly analyze (and edit) texts to a specific vocabulary level using important word lists such as the GSL, AWL, ERF Scale, and now the NGSL. Check out the tool here.