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.

Duke University
Skills you'll gain: Loans, Lending and Underwriting, FinTech, Payment Systems, Key Management, Cryptography, Digital Assets, Market Liquidity, Transaction Processing, Interoperability, Encryption, Governance
Intermediate · Course · 1 - 4 Weeks
The University of Edinburgh
Skills you'll gain: Liberal Arts, Deductive Reasoning, Scientific Methods, Artificial Intelligence
Mixed · Course · 1 - 3 Months

The World Bank Group
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Interactive Learning, Environmental Issue, Sustainable Development, Social Impact, Environment, Environmental Policy, Natural Resource Management, Environmental Science, Energy and Utilities, Water Resource Management, Scientific Methods, Policy Analysis, Cooperation, Collaboration
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Computer Programming, Programming Principles, Interactive Design, Program Development, File I/O, Command-Line Interface, Control Panels, Development Environment, Debugging
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Hospitality Management, Hospitality, Customer Service, Customer experience strategy (CX), Healthcare Industry Knowledge, Expectation Management, Product Marketing, Service Management, Innovation, Customer experience improvement, Revenue Management, Business Marketing, Marketing, Patient-centered Care, Capacity Management
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Matplotlib, Seaborn, Plot (Graphics), Pandas (Python Package), NumPy, Data Visualization Software, Data Visualization, Programming Principles, Computer Programming, Histogram, Functional Design, Package and Software Management, Data Import/Export, Scripting, Scripting Languages, Data Manipulation, Python Programming, Data Science, Data Structures, Software Engineering
Beginner · Specialization · 1 - 3 Months

MathWorks
Skills you'll gain: Image Analysis, Matlab, Computer Vision, Spatial Data Analysis, Digital Signal Processing, Geospatial Information and Technology, Quantitative Research, Algorithms
Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Wireless Networks, Telecommunications, Apple iOS, Display Devices, Product Planning, Android (Operating System), Business Strategy, Network Analysis, Emerging Technologies, Operating Systems, Peripheral Devices, Market Trend, Technical Standard
Beginner · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: Political Sciences, Social Studies, Policy Analysis, Economic Development, Social Sciences, International Relations, Diplomacy, Economics, Governance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Mobile Development, React Native, Responsive Web Design, Browser Compatibility, HTML and CSS, Cross Platform Development, Web Design and Development, Javascript, Application Development, Web Development
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Design, Database Management, Query Languages, Data Integrity, Performance Tuning, Data Structures
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Sustainable Development, Innovation, Environmental Science, Sustainability Standards, Environment, Socioeconomics, Social Impact, Social Justice, Climate Change Adaptation, Economic Development, Climate Change Mitigation, Public Policies, Case Studies
Build toward a degree
Beginner · Course · 1 - 3 Months