In just 24 lessons of one hour or less, Sams Teach Yourself Silverlight 4 in 24 Hours will help new and experienced rich application developers gain true mastery over Silverlight 4, and make the most of its powerful new enhancements. In this book's straightforward, step-by-step approach, each lesson builds on everything that's come before, helping you learn all of Silverlight 4's core features from the ground up, and integrate them seamlessly to create more powerful user experiences for a wide variety of devices, including today's hot new Windows Phone 7 cell phones. Friendly, accessible, and conversational, this book covers everything you need to know, from the absolute basics to advanced Silverlight 4 controls and programming techniques. Step-by-step instructions carefully walks you through the most common questions, issues, and tasks... Q and As, Quizzes, and Exercises help you build and test your knowledge... "Did You Know?" tips offer them insider advice and shortcuts... and "Watch Out!" alerts help you avoid problems. By the time they're finished with these lessons, you won't just understand Silverlight 4: they'll be comfortable using it in real-world projects.