First aid courses can help you learn how to recognize common emergencies, understand basic response principles, and communicate effectively with trained professionals. You can build skills in identifying signs of illness or injury, assessing situations safely, and applying general preparedness concepts. Many courses introduce frameworks, scenario-based learning, and tools that support building confidence in responding to unexpected events.

Universitat Autònoma de Barcelona
Skills you'll gain: Video Game Development, Computer Graphics, 3D Assets, Microsoft Visual Studio, C++ (Programming Language), Artificial Intelligence, User Interface (UI), Animations, Application Development
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: HTML and CSS, React.js, Web Applications, Front-End Web Development, Javascript, Cascading Style Sheets (CSS), Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Web Design, Browser Compatibility, User Interface and User Experience (UI/UX) Design, Javascript
Mixed · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Portfolio Management, Investment Management, Asset Management, Estimation, Market Liquidity, Risk Management, Financial Market, Financial Modeling, Equities, Securities Trading, Market Dynamics, Financial Analysis, Statistical Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Applied Machine Learning, Jupyter, Predictive Modeling, Machine Learning, Data Manipulation, Data Preprocessing, Data Science, Model Evaluation, Data Analysis, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Technical University of Munich (TUM)
Skills you'll gain: Traffic Flow Optimization, Transportation Operations, Sustainable Design, Environmental Issue, Sustainable Engineering, Feasibility Studies, Emerging Technologies, Regulatory Compliance, Concept Of Operations, Data-Driven Decision-Making, Market Dynamics, Human Factors, Safety Standards
Intermediate · Course · 1 - 3 Months
École Polytechnique
Skills you'll gain: Semiconductors, Materials science, Electrical Engineering, Sustainable Technologies, Energy and Utilities, Physics, Electronic Components, Manufacturing Processes
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Instructional Strategies, Education Software and Technology, Mathematics Education, Pedagogy, Teaching, Web Content Accessibility Guidelines, Simulation and Simulation Software, Research, Peer Review
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Version Control, Integrated Development Environments, GitHub, Git (Version Control System), Internet Of Things, Software Development Tools, Embedded Systems, Prototyping, Linux, Operating Systems, Peripheral Devices, Command-Line Interface, Computer Hardware
Mixed · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Programming Principles, Computer Programming, Scripting Languages, Python Programming, Scripting, Computer Science
Intermediate · Course · 1 - 4 Weeks

Case Western Reserve University
Skills you'll gain: Coaching, Leadership Development, Initiative and Leadership, Leadership, Influencing, Strategic Leadership, People Development, Professional Development, Organizational Leadership, Leadership and Management, Team Leadership, Visionary, Emotional Intelligence, Personal Development, Goal Setting, Relationship Building
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Video Editing, Adobe Premiere, Storytelling, Post-Production, Content Creation, TikTok, Timelines, Color Matching, File Management
Beginner · Guided Project · Less Than 2 Hours