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.

Scrimba
Skills you'll gain: User Interface (UI) Design, Color Theory, Typography, Web Design, Design, Usability, HTML and CSS, Design Elements And Principles, Layout Design
Intermediate · Course · 1 - 4 Weeks

Yad Vashem
Skills you'll gain: Teaching, Pedagogy, Instructional Strategies, Educational Materials, Lesson Planning, Social Studies, World History, European History, Cultural Diversity, Demography, Political Sciences
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Language Learning, Vocabulary, Literacy, Oral Comprehension
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Ledgers (Accounting), Accounting Systems, Accounting, Month End Closing, Accounting Records, Bookkeeping, Financial Accounting, Financial Statements, General Accounting, General Ledger, Accrual Accounting, Standard Accounting Practices, Financial Reporting, Income Statement, Balance Sheet, Revenue Recognition, Business Ethics, Ethical Standards And Conduct, Reconciliation, Transaction Processing
Beginner · Specialization · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Social Studies, Culture, World History, Timelines, Social Sciences, Sociology, Anthropology, Cultural Diversity, European History, Ancient History, Art History, Public History, International Relations, Cultural Sensitivity, Conflict Management, Community Development
Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Sustainable Development, Environment, Socioeconomics, Environmental Issue, Sustainable Design, Social Justice, Environment and Resource Management, Sustainability Standards, Climate Change Adaptation, Natural Resource Management, Social Impact
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Data Pipelines, Apache Kafka, Real Time Data, Cloud Services, Extract, Transform, Load, Data Integration, Data Processing, Statistical Analysis, Data Transformation, Data Storage
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Responsive Web Design, OpenAI API, Web Design, HTML and CSS, Cascading Style Sheets (CSS), Javascript, Application Development, User Interface (UI) Design, Application Programming Interface (API), Figma (Design Software)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Storytelling, Data Visualization, Exploratory Data Analysis, Data Visualization Software, Data Ethics, Tableau Software, Data Analysis, Data Cleansing, Data Manipulation, Data Transformation, Data Preprocessing, Pandas (Python Package), Technical Communication, Data Quality, Data Validation, Python Programming
Advanced · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Penetration Testing, Threat Management, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Vulnerability Assessments, Network Security, Threat Detection, Vulnerability Scanning, Cybersecurity, Cyber Attacks, Brute-force attacks, Exploitation techniques, Application Security, Human Factors (Security), Web Applications, Mobile Security, Internet Of Things, Authentications, Encryption, Wireless Networks
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electronic Systems, Electrical Engineering, Simulations, Mathematical Modeling, Model Evaluation
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Materials science, Semiconductors, Thermal Management, Electrical Engineering, Engineering, Manufacturing Processes, Chemical Engineering, Electronic Components, Physics
Mixed · Course · 1 - 3 Months