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This journal subline serves as a forum for stimulating and disseminating innovative research ideas, theories, emerging technologies, empirical investigations, state-of-the-art methods, and tools in all different genres of edutainment, such as game-based learning and serious games, interactive storytelling, virtual learning environments, VR-based education, and related fields. It covers aspects from educational and game theories, human-computer interaction, computer graphics, artificial intelligence, and systems design.
The 17 papers presented in the 12th issue were organized in four parts dealing with: games; human-computer interaction; image and graphics; and applications.

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Interactive Digital Storytelling Based Educational Games: Formalise, Author, Play, Educate and Enjoy! - The EDUGAMES4ALL Project Framework.- A Methodology of Integrating Knowledge into Applied Game and Validation of Education and Entertainment Effects.- Augmented Reality Game Development and Experience Based on Intelligent Mobile Phone.- A Study of Digital Games as a New Media of Cultural Transmission.- Research on Initialization of 3D Hand Pose based on User and Computer Interaction.- The Recognition of Human Daily Actions with Wearable Motion Sensor System.- A Rehabilitation Planning based on Kinect Somatosensory Recognition and Cloud Computing.- Virtual Interface and its Application in Natural Interaction.- Building Targets Change Detection of SAR Images Based on Fuzzy Distances.- 3D Plant Modeling Based on BP Neural Network.- The Seamless Integration Achievement of the Actual Situation of the Scene.- An Improved Edge Detection Method Using Adaptive Threshold.- Vertex Mesh Simplification Algorithm Based on Curvature and Distance Metric.- Visualization of the Color Family Order System.- An Affine Transformation Based Image Shuffling and Watermarking Scheme.- A Novel Emergency Detection Approach Leveraging Spatiotemporal Behavior For Power System.- Computer Assisted Chinese Birthday Couplets Generation.

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