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.

University of Florida
Skills you'll gain: Climate Change Mitigation, Land Management, Sustainable Development, Environment and Resource Management, Water Sustainability, Natural Resource Management, Sustainability Standards, Environmental Science, Taxonomy, Research, Biology
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Electrical Systems, Basic Electrical Systems, Manufacturing and Production, Manufacturing Processes, Production Process, Energy and Utilities, Thermal Management, Sustainable Technologies, Safety Standards, Materials science, Quality Assurance, Performance Testing, Chemistry
Beginner · Course · 1 - 4 Weeks

École normale supérieure
Skills you'll gain: Sampling (Statistics), Physics, Simulations, Computational Logic, Numerical Analysis, Markov Model, Quantitative Research, Algorithms, Applied Mathematics, Linear Algebra, Integral Calculus
Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Blockchain, Digital Assets, Portfolio Management, Cryptography, Investments, Market Dynamics, Financial Market, Transaction Processing, Financial Regulation, Business Economics, Production Process
Intermediate · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Vibrations, Control Systems, Mechanics, Torque (Physics), Engineering Analysis, Finite Element Methods, Mechanical Engineering, Simulations, Angular, Engineering Calculations, Differential Equations, Mathematical Modeling, Applied Mathematics, Simulation and Simulation Software, Linear Algebra, Calculus
Advanced · Specialization · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Performance Measurement, Team Performance Management, Performance Metric, Performance Management, Goal Setting, Smart Goals, Employee Performance Management, Key Performance Indicators (KPIs), Performance Analysis, Performance Reporting, Performance Improvement, Organizational Effectiveness, Productivity, Business Priorities, Organizational Strategy, Analysis
Intermediate · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Court Systems, Civil Law, Legal Proceedings, Litigation and Civil Justice, Property and Real Estate, Economics, Technology Strategies, Compensation Management, Case Studies
Mixed · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Regression Analysis, Data Storytelling, Classification And Regression Tree (CART), Statistical Hypothesis Testing, Descriptive Statistics, Statistical Analysis, Statistical Software, Correlation Analysis, Exploratory Data Analysis, Data Manipulation, Decision Tree Learning, Data Presentation, Data Management, Data Analysis, Predictive Modeling, Data Visualization, Data Literacy, Statistical Modeling, Machine Learning, Statistics
Beginner · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: Growth Mindedness, Stress Management, Resilience, Mindfulness, Personal Development, Self-Awareness, Compassion, Personal Attributes, Positivity, Empathy, Mental Health, Mental Concentration, Interpersonal Communications, Communication, Emotional Intelligence, Behavioral Health, Cognitive flexibility, Sustainable Development, Social Justice, Persistence
Beginner · Specialization · 3 - 6 Months

Northwestern University
Skills you'll gain: Machine Controls, Control Systems, Automation Engineering, Mathematical Modeling, Mathematical Software, Simulation and Simulation Software, Engineering Calculations, Engineering, Mechanics, Mechanical Engineering, Artificial Intelligence, Applied Mathematics, Engineering Analysis, Automation, Virtual Environment, Robotic Process Automation, Torque (Physics), Graph Theory, Matlab, Numerical Analysis
Intermediate · Specialization · 3 - 6 Months

Technion - Israel Institute of Technology
Skills you'll gain: Materials science, Semiconductors, Biomedical Engineering, Chemistry, Laboratory Testing, Electronics, Electrical Engineering, Chemical Engineering
Mixed · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Team Performance Management, Teamwork, Team Building, Team Management, Virtual Teams, Collaboration, Intercultural Competence, Team Leadership, Conflict Management, Cross-Functional Collaboration, Team Motivation, Productivity, Cultural Diversity, Cultural Sensitivity, Cultural Responsiveness, Meeting Facilitation, Drive Engagement, Safety Culture, Communication Strategies
Intermediate · Course · 1 - 4 Weeks