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.

Johns Hopkins University
Skills you'll gain: Linear Algebra, Algebra, Applied Mathematics, Advanced Mathematics, Artificial Intelligence and Machine Learning (AI/ML), Mathematical Modeling, Engineering Analysis, Mathematical Theory & Analysis, Numerical Analysis, Geometry, Data Transformation, Applied Machine Learning, Dimensionality Reduction, Markov Model, Probability
Beginner · Specialization · 3 - 6 Months

The University of Edinburgh
Skills you'll gain: Educational Materials, Learning Strategies, Instructional Design, Web Content Accessibility Guidelines, Learning Management Systems, Web Content, Digital pedagogy, Education Software and Technology, Diversity Awareness, User Centered Design, Creative Thinking, Content Management, Cultural Responsiveness
Intermediate · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: International Finance, Economics, International Relations, Economic Development, Global Marketing, Financial Trading, Socioeconomics, World History, Supply And Demand, Political Sciences, Trend Analysis, Risk Analysis
Beginner · Course · 1 - 3 Months

Yale University
Skills you'll gain: Legal Research, Case Law, Legal Proceedings, Legal Writing, Commercial Laws, Contract Review, Arbitration, Contract Negotiation, Case Studies, Mitigation
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Blockchain, Cyber Risk, FinTech, Operational Risk, Scalability, Regulatory Compliance, Risk Management, Exploit development, Financial Regulations, Risk Analysis, Vulnerability Assessments, Secure Coding, Auditing, Governance, Key Management, Environmental Social And Corporate Governance (ESG), Transaction Processing
Intermediate · Course · 1 - 3 Months

Adobe
Skills you'll gain: Photo Editing, Adobe Photoshop, Photography, Generative AI, File Management, Image Quality, Graphic and Visual Design, Creative Design, Storyboarding, Graphic Design, Editing, Creativity
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Typography, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development Tools, Browser Compatibility, Application Deployment, Front-End Web Development, Web Development, Animations, Development Environment, UI Components, Usability, Javascript, Frontend Performance, Maintainability, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Engineering Analysis, Thermal Management, Mechanical Engineering, Simulations, Numerical Analysis, Engineering Calculations, Mathematical Modeling, Chemical Engineering, Scientific Visualization, Physics
Intermediate · Course · 1 - 3 Months
The University of Edinburgh
Skills you'll gain: Liberal Arts, Deductive Reasoning, Scientific Methods, Artificial Intelligence
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Engineering, Scientific, and Technical Instruments, Embedded Systems, Embedded Software, Real Time Data, Electronics, Electronic Systems, Electronic Components, Design Specifications
Build toward a degree
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Architectural Design, Sustainable Development, Building Codes, Community Development, Land Development, Sustainable Architecture, Building Design, Sustainable Design, Sustainable Technologies, Construction, Climate Change Mitigation, Disabilities, Traffic Flow Optimization, Environmental Policy, Environmental Engineering, Policy Analysis, Case Studies
Intermediate · Course · 1 - 4 Weeks

EDHEC Business School
Skills you'll gain: Investment Management, Portfolio Management, Asset Management, Portfolio Risk, Machine Learning, Applied Machine Learning, Financial Market, Financial Modeling, Supervised Learning, Predictive Analytics, Unsupervised Learning, Regression Analysis, Statistical Methods, Jupyter, Computer Science, Dimensionality Reduction
Intermediate · Course · 1 - 3 Months