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 Colorado Boulder
Skills you'll gain: Semiconductors, Display Devices, Computer Displays, Systems Design, Electrical Engineering, Technical Design, Electronics, Electronics Engineering, Electronic Systems, Electronic Components, Materials science, Image Quality, Technology Solutions, Mathematical Modeling, Performance Testing, Physics, Emerging Technologies
Build toward a degree
Advanced · Specialization · 3 - 6 Months

Berklee
Skills you'll gain: Musical Composition, Music Theory, Music, Peer Review, Instrumental Music, World Music, Music Performance, Music History
Beginner · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Robotics, Simulation and Simulation Software, Mathematical Modeling, Mechanical Engineering, Vibrations, Algorithms, Torque (Physics), Control Systems, Applied Mathematics, Calculus, Linear Algebra
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, Database Management, Database Administration, Data Warehousing, Linux Commands, Data Integrity, Unit Testing, Algorithms, Software Versioning, Command-Line Interface, Software Visualization, Linux, Pseudocode, Query Languages, Collaborative Software, Django (Web Framework), Database Architecture and Administration, Programming Principles, Computational Thinking, Test Driven Development (TDD)
Beginner · Professional Certificate · 3 - 6 Months

Universidad Autónoma Metropolitana
Skills you'll gain: Chemistry, Physical Science, General Science and Research, Materials science, Scientific Methods, Taxonomy, Systems Of Measurement
Beginner · Course · 1 - 4 Weeks

University of Cambridge
Skills you'll gain: Cash Flow Forecasting, Financial Reporting, Cash Flows, Finance, Financial Management, Financial Acumen, Financial Statements, Risk Management, Return On Investment, Business Risk Management, Business Ethics, Stakeholder Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Process Mapping, Process Analysis, Business Analysis, Data Storytelling, Business Process Improvement, Feasibility Studies, Systems Analysis, Stakeholder Analysis, Process Optimization, Requirements Management, Process Design, Business Requirements, Systems Design, Stakeholder Management, Communication Planning, Test Planning, Information Technology, Business Process Modeling, Database Management, Agile Methodology
Beginner · Professional Certificate · 3 - 6 Months

University of California San Diego
Skills you'll gain: Apache Spark, Model Evaluation, Apache Hadoop, Data Integration, Exploratory Data Analysis, Big Data, Classification Algorithms, Graph Theory, Data Pipelines, Database Design, Data Modeling, Regression Analysis, Data Mining, Data Management, Applied Machine Learning, Data Preprocessing, Data Infrastructure, Data Presentation, Data Processing, MongoDB
Beginner · Specialization · 3 - 6 Months

University of Rochester
Skills you'll gain: Physics, Physical Science, Biology, Environment, General Science and Research, Scientific Methods, Scientific Visualization, Systems Of Measurement, Chemistry
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Mathematics Education, Arithmetic, Applied Mathematics, Geometry, Systems Of Measurement, Graphing
Beginner · Course · 1 - 3 Months

American Museum of Natural History
Skills you'll gain: Physical Science, Environment, Hazard Analysis, Spatial Data Analysis, Geographic Information Systems, General Science and Research, Environmental Science, Scientific Methods
Mixed · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Biology, Life Sciences, Physical Science, Biochemistry, Physics, Environment, General Science and Research, Scientific Methods, Mathematical Modeling, Systems Of Measurement
Mixed · Course · 3 - 6 Months