Design and Comparison of Immersive Interactive Learning and Instructional Techniques for 3D Virtual Laboratories. - Shuo Ren; Frederic D. McKenzie; Sushil K. Chaturvedi; Ramamurthy Prabhakaran; Jaewan Yoon; Petros J. Katsioloudis; Hector M. Garcia (Presence Teleoperators Virtual Environ., 2015)