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.

Universiteit Leiden
Skills you'll gain: World History, Cultural Diversity, Political Sciences, Ancient History, European History, Social Sciences, Economics, Liberal Arts, Research, Science and Research
Beginner · Course · 1 - 3 Months

Tel Aviv University
Skills you'll gain: World History, Political Sciences, International Relations, European History, Social Sciences, Economics, Governance, Cultural Diversity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Security Management, Threat Management, Cybersecurity, Cyber Risk, Risk Management, Incident Response, Vulnerability Management, Security Information and Event Management (SIEM), Security Controls, Continuous Monitoring, Information Systems Security, Enterprise Security, Risk Analysis, Threat Detection, Information Assurance, Auditing, Compliance Auditing
Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Language Learning, Language Competency, Vocabulary, Oral Comprehension, Grammar, Communication
Mixed · Course · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Business Writing, Negotiation, Project Performance, Business Correspondence, Project Planning, Concision, Communication Planning, Editing, Planning, Change Control, Grammar, Proofreading, Project Management, Risk Management, Emotional Intelligence, Performance Metric, Open Mindset, Relationship Building, Team Management, Communication
Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Storytelling, Keyword Research, Email Marketing, Marketing Analytics, Customer experience strategy (CX), Case Studies, Strategic Communication, Search Engine Marketing, Dashboard, Digital Marketing, Marketing Communications, Marketing Strategies, Digital Media Strategy, Campaign Management, Content Marketing, Analytics, Marketing Management, Marketing, Data Analysis, Data Visualization
Beginner · Specialization · 3 - 6 Months

University of Alberta
Skills you'll gain: Hydrology, Physical Science, Biology, Water Resources, Environment and Resource Management, Cultural Diversity, Climate Change Adaptation, Environmental Science, Risk Management, Ancient History, Human Development, Physiology, World History
Mixed · Course · 1 - 3 Months

American Museum of Natural History
Skills you'll gain: Climate Change Programs, Climate Change Mitigation, Social Sciences, Environmental Issue, Climate Change Adaptation, Socioeconomics, Economics, Policy, and Social Studies, Environment, Scientific Methods, Environmental Science, Physical Science, General Science and Research, Media and Communications, Hydrology, Mathematical Modeling, Model Evaluation
Mixed · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Plot (Graphics), Statistical Programming, Statistical Visualization, Ggplot2, R (Software), Dimensionality Reduction, Data Visualization Software, Data Integration, Knitr, Data Sharing, GitHub, Machine Learning
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Semiconductors, Electrical Engineering, Electronics, Electronics Engineering, Electronic Components, Simulation and Simulation Software
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Georgia Institute of Technology
Skills you'll gain: Basic Electrical Systems, Electronic Components, Electrical Systems, Electronic Systems, Electrical Engineering, Engineering Analysis, Electronics, Engineering Calculations, Physics, Schematic Diagrams
Mixed · Course · 1 - 3 Months

University of Florida
Skills you'll gain: Land Management, Water Quality, Water Resource Management, Hydrology, Environment and Resource Management, Environmental Regulations, Sustainable Development, Sustainability Standards, Environmental Science
Beginner · Course · 1 - 3 Months