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.

Board Infinity
Skills you'll gain: Arithmetic, Logical Reasoning, Quantitative Research, Estimation, Applied Mathematics, Advanced Mathematics, Algebra, Complex Problem Solving, General Mathematics
Beginner · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Goal Setting, Exercise Science, Kinesiology, Nutrition and Diet, Nutrition Counseling, Smart Goals, Health Assessment, Sports Medicine, Human Musculoskeletal System, Preventative Care, Public Health and Disease Prevention, Nutritional Assessment, Respiration, Physiology, Neurology, Automated External Defibrillator, Rehabilitation, Cardiopulmonary Resuscitation (CPR), Coaching, Health And Wellness Coaching
Beginner · Professional Certificate · 3 - 6 Months

Skillshare
Skills you'll gain: Adobe After Effects, Animations, Video Production, Post-Production, Video Editing, Motion Graphics, Storyboarding, Ideation, File Management, Content Creation, Cinematography, Timelines, Graphics Software, Creativity, Color Matching
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Process Development, Project Management, Employee Coaching, Kanban Principles, Change Management, Project Documentation, Portfolio Management, Product Improvement, Project Planning, Conflict Management, Job Analysis, Quality Assessment, Risk Management, Performance Analysis, Analysis, Estimation
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Embedded Systems, Embedded Software, Robotics, Electronic Systems, PIC Microcontrollers, Computer Systems, Internet Of Things, Automation, Control Systems, C (Programming Language), Peripheral Devices, Wireless Networks, Medical Devices, Electric Power Systems, Computer Architecture, Civil Engineering, Cybersecurity, Public Works, Cloud Computing, Electronic Hardware
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Digital Communications, OSI Models, Network Protocols, TCP/IP, Network Routing, Network Architecture, Network Planning And Design, Computer Networking, System Programming, Data Integrity
Intermediate · Course · 1 - 3 Months

Dassault Systèmes
Skills you'll gain: Computer Aided Three-Dimensional Interactive Application (CATIA), Drafting and Engineering Design, Mechanical Design, Engineering Drawings, Issue Tracking, Technical Drawing, Mechanical Drawings, Assembly Drawing, 3D Modeling, Computer-Aided Design, Collaborative Software, Document Management, Mechanical Engineering, Product Lifecycle Management, Geometric Dimensioning And Tolerancing, Product Engineering, Microsoft Office, Team Building, 3D Assets, Product Family Engineering
Beginner · Specialization · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Linear Algebra, Algebra, Geometry, General Mathematics, Applied Mathematics, Arithmetic
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Global Positioning Systems, Journalism, Music, Political Sciences, Entrepreneurship, Systems Engineering, Culture, Aerospace Basic Quality System Standards, Media and Communications, International Relations, Governance, Higher Education, Public Policies, Physical Science, Liberal Arts, Geographic Information Systems, Physics, Engineering Design Process, Environmental Science, Writing
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Chemical Engineering, Chemistry, Thermal Management, Mechanical Engineering, Process Engineering, Engineering Calculations, Engineering Analysis, Differential Equations, Applied Mathematics, Simulation and Simulation Software, Open Source Technology
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Good Clinical Practices (GCP), Clinical Research, Clinical Trials, Clinical Research Ethics, Informed Consent, Clinical Data Management, Institutional Review Board (IRB), Patient Education And Counseling, Drug Development, Health Equity, Risk Management
Beginner · Course · 1 - 4 Weeks

Yale University
Skills you'll gain: Environmental Issue, Social Justice, Sustainable Development, World History, Climate Change Adaptation, Community Development, Culture, Ethical Standards And Conduct, Climate Change Mitigation, Anthropology
Beginner · Course · 1 - 3 Months