Editor’s Note: Registration is now open for the 9th IAJC international conference in Orlando, Florida Philip Weinsier, IJERI Manuscript Editor	3
Comparison of 3D Scanning Techniques and Photogrammetry Tools Noah Burchett, Western Kentucky University	5
Simulation of Robotic Gaits Using a Single Degree of Freedom Leg Andrew J. Wasson, Kettering University; Diane L. Peters, Kettering University; Yaomin Dong, Kettering University	15
Automated Water Bottle Packaging System Maged Mikhail, Mateusz Plachta, and Adalberto Acosta, Purdue University Northwest	28
Autonomous Aquaculture Water Quality Monitoring System Jade Chapman, Texas A&M University; Kevin Zhang, Texas A&M University; Gage Arter, Texas A&M University; Truc Le, Texas A&M University; Dr. Rainer Fink, Texas A&M University; Dr. Ben Zoghi, Texas A&M University	35
Instructions for Authors: Manuscript Submission Guidelines and Requirements	43