The Practice & Participate list allows you to locate sites to collaborate, practice coding, use already created code to sharpen your skills. It’s hard to find sites with practice projects and open source code, especially for beginners. Practice projects are essential for programming newbies and experts alike who want to keep other skills sharp! You need to gain experience from doing real-world projects. Practicing and participating helps you find great project ideas, the ability to form teams, share code, and discuss programming problems, other resources, and tips.