Introduction to Toy Computing.- Toy Computing Background.- Mobile Computing Toys: Marketing Challenges and Implications.- Toys and Mobile Applications: Current Trends and Related Security Issues.- Emerging Human-Toy Interaction Techniques with Augmented and Mixed Reality.- Advanced Sound Integration for Toy-Based Computing.- Augmented Reality for Mobile Service of Film-Induced Tourism App.- Privacy Requirements in Toy Computing.- Case Study: Approaching the Learning of Kanji through Augmented Toys in Japan.