HTML, CSS, and JavaScript courses can help you learn web page structure, styling, and interactivity, along with responsive design and accessibility practices. You can build skills in creating layouts, implementing animations, and optimizing user experiences across different devices. Many courses introduce tools like code editors, version control systems, and browser developer tools, that support testing and refining your projects. By mastering these skills and tools, you’ll be well-equipped to develop engaging websites and applications.

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Differential Equations, Mathematical Modeling, Applied Mathematics, Calculus, Vibrations, Mechanics
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Algebra, Arithmetic, Mathematical Modeling, Applied Mathematics, Graphing, Probability & Statistics
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Algebra, Mathematical Modeling, Graphing, Arithmetic, Advanced Mathematics, Applied Mathematics, General Mathematics, Analytical Skills, Probability & Statistics, Geometry
Beginner · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: Model Evaluation, Data Analysis, Applied Machine Learning, Environmental Regulations, Environment and Resource Management, Geospatial Information and Technology, Computer Vision, Environment Health And Safety, Environment, Operations, Operations Management, Workforce Development
Intermediate · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Cinematography, Adobe After Effects, Videography, Video Editing, Post-Production, Video Production, TikTok, Color Matching, Storytelling, Data Storage, Motion Graphics, Animations, Storyboarding, Timelines, Image Quality, Ideation, Content Creation, Multimedia, File Management, Color Theory
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Node.JS, Responsive Web Design, JSON, jQuery, Restful API, HTML and CSS, Bootstrap (Front-End Framework), API Design, GitHub, Git (Version Control System), Postman API Platform, Hypertext Markup Language (HTML), MongoDB, Back-End Web Development, Server Side, Full-Stack Web Development, Cascading Style Sheets (CSS), Web Design and Development, Scripting, Browser Compatibility
Beginner · Specialization · 3 - 6 Months

Yale University
Skills you'll gain: Ancient History, Art History, Architectural Design, Architecture and Construction, Construction, Civil Engineering, European History, World History, Aesthetics, Design Elements And Principles
Beginner · Course · 3 - 6 Months

Universitat de Barcelona
Skills you'll gain: European History, World History, Art History, Research, Investigation, Cultural Diversity, Anthropology
Beginner · Course · 1 - 3 Months

High Tech High Graduate School of Education
Skills you'll gain: Storyboarding, Storytelling, Graphic and Visual Design, Layout Design, Typography, Creativity, Peer Review
Mixed · Course · 1 - 3 Months

MathWorks
Skills you'll gain: User Interface and User Experience (UI/UX) Design, Data Sharing
Beginner · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Storytelling, Content Creation, Writing and Editing
Mixed · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Trigonometry, Integral Calculus, Calculus, Arithmetic, Advanced Mathematics, Algebra, Geometry, Applied Mathematics, Graphing, Derivatives, Problem Solving
Beginner · Course · 1 - 3 Months