75+ Free Certification Courses to Start Today
List of the best codecademy courses and certifications to take online in 2021.
Learn Kotlin, the expressive, open-source programming language developed by JetBrains.
Become a Data Scientist. Data Science is one of the fastest growing fields in tech.
Learn Ruby, a ﬂexible language used to create sites like Codecademy. Ruby is a powerful language for professional web apps all over the world. Discover Ruby arrays - a fundamental pillar of Ruby.
Use this Sass tutorial to expand your CSS knowledge by learning SCSS syntax, nesting, functions, and more on the Sass styling language.
Create websites using web development fundamentals like HTML5/CSS3 and Bootstrap to modify the structure and appearance of your sites. Bootstrap jumpstarts your design skills and your career.
Recursion gives you a new perspective on problem-solving by defining a problem in terms of itself.
Learn how to calculate and interpret several descriptive statistics using the Python library NumPy.
Learn D3, the popular interactive data visualization library.