This plugin allows you to add your Minecraft server as an LTI tool. Teachers can associate assignments with locations in the world, and students can submit written books or locations back to teachers. Specifically, it adds three commands:
The /grade command can be used by command blocks for automated grading.
See the demo video for more information.
Visit http://minecraft.inseng.net:8133/consumer to obtain a consumer key and secret.
You can also install this plugin on your own Bukkit server by downloading a released jar from https://github.com/instructure/BukkitLTI .