1. School of Engineering Education, Purdue University, West Lafayette, IN, USA
2. Learning Systems Institute, Florida State University, Tallahassee, FL, USA
3. Science & Technology in Education Programs, Lesley University, Cambridge, MA, USA
4. Department of Curriculum & Instruction, Purdue University, West Lafayette, IN, USA
5. Greeley and Hansen, Chicago, IL, USA
6. School of Civil Engineering and the Division of Environmental & Ecological Engineering, Purdue University, West Lafayette, IN, USA