@article {1982871, title = {Workshop: TeachEngineering Digital Library: Hundreds of Free, Searchable, NGSS-aligned Hands-on Engineering Lessons for K-12}, year = {2015}, month = {2015}, address = {Seattle, WA}, keywords = {BIS}, author = {Reitsma,Reindert and Zarske,Malinda and Yowell,Janet and Samson,Carleigh} }