In Invent to Learn (http://inventtolearn.com/), Martinez and Stager site 3-D printing as one of the three most powerful tools to help transform education with the Maker Movement in mind. However, they do warn against the “Yoda keychain” phenomenon, in which students use this technology to simply make infinite copies of a trinket (such as a Yoda keychain) instead of benefiting from learning the power of design when paired with desktop fabrication.

This lesson merges language arts and technology (and keychains!), to add a third dimension to your students' next book report that would garner admiration from even the wisest of Jedi masters.