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.

University of California, Irvine
Skills you'll gain: Pay Per Click Advertising, Search Engine Marketing, Customer Retention, Persona Development, Digital Marketing, Marketing Analytics, Search Engine Optimization, Key Performance Indicators (KPIs), Target Audience, Keyword Research, Social Media Strategy, Digital Advertising, Marketing Effectiveness, Customer experience strategy (CX), Customer Acquisition Management, Marketing Strategy and Techniques, Customer Engagement, A/B Testing, Web Analytics, Social Media
Beginner · Specialization · 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

Rice University
Skills you'll gain: Basic Electrical Systems, Electrical Engineering, Torque (Physics), electromagnetics, Physics, Electrical Systems, Engineering Analysis, Electronics, Electronic Components, Engineering Calculations, Mechanics, Mathematical Modeling, Applied Mathematics, Problem Solving, Calculus, Advanced Mathematics, Mathematical Theory & Analysis, Differential Equations, Trigonometry, Integral Calculus
Intermediate · Specialization · 3 - 6 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

Skills you'll gain: Django (Web Framework), Object-Relational Mapping, SQL, Cloud Deployment, Bootstrap (Front-End Framework), Relational Databases, Database Management, Database Design, Full-Stack Web Development, Databases, Web Applications, Authentications, Model View Controller, Application Development, Authorization (Computing), Responsive Web Design
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Analysis, Financial Statement Analysis, Finance, Accounting, Financial Accounting, Business Valuation, Financial Statements, Financial Management, Corporate Finance, Return On Investment, Entrepreneurial Finance, Risk Analysis, Cash Flows, Equities, Loans
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

Duke University
Skills you'll gain: Technical Communication, Cloud Infrastructure, CI/CD, Cloud Computing, Agile Software Development, DevOps, Technical Documentation, Infrastructure As A Service (IaaS), Cloud Platforms, Continuous Delivery, Infrastructure as Code (IaC), Serverless Computing, Software Development, Platform As A Service (PaaS), GitHub
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Pandas (Python Package), Version Control, Git (Version Control System), Data Manipulation, Software Development Tools, Development Environment, Data Structures, Python Programming, Data Analysis Software, NumPy, Virtual Environment
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: JUnit, Unit Testing, Maintainability, Software Design Patterns, Software Testing, Test Automation, Integration Testing, Test Driven Development (TDD), Testability, Software Engineering, Android Development, Application Security, Test Case, Software Design, Software Architecture, Mobile Security, Application Design
Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Loans, Lending and Underwriting, FinTech, Key Management, Cryptography, Digital Assets, Market Liquidity, Financial Trading, Transaction Processing, Governance
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Bankruptcies, Securities (Finance), Commercial Laws, Loans, Banking, Financial Regulations, Regulation and Legal Compliance, Business, Financial Regulation, Organizational Structure, Governance, Mergers & Acquisitions
Build toward a degree
Intermediate · Course · 1 - 3 Months