Yes. You can start learning JSON on Coursera for free in two ways:

1. Preview the first module of many JSON courses at no cost. This includes video lessons, readings, graded assignments, and Coursera Coach (where available).
2. Start a 7-day free trial for Specializations or Coursera Plus. This gives you full access to all course content across eligible programs within the timeframe of your trial.

If you want to keep learning, earn a certificate in JSON, or unlock full course access after the preview or trial, you can upgrade or apply for financial aid.‎

To learn JSON effectively, start by familiarizing yourself with its syntax and structure. You can begin with online tutorials or courses that introduce JSON basics. Practice by creating simple JSON objects and using them in small projects. As you progress, try integrating JSON with APIs or databases to see how it functions in real-world applications. Engaging in hands-on projects will reinforce your learning and build your confidence.‎

Typical topics covered in JSON courses include JSON syntax and structure, data types, parsing JSON in various programming languages, and using JSON with APIs. Courses may also explore advanced topics like error handling, data validation, and performance optimization when working with JSON data. Understanding these concepts will provide a solid foundation for utilizing JSON in your projects.‎

For training and upskilling employees, courses like JavaScript, jQuery, and JSON can be beneficial. These courses provide practical knowledge that can be directly applied in the workplace. Additionally, courses that focus on integrating JSON with frameworks or databases can help employees enhance their technical skills and improve their efficiency in handling data.‎