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.

IE Business School
Skills you'll gain: Market Analysis, Integrated Marketing Communications, Market Research, Customer Acquisition Management, Marketing Analytics, Marketing Communications, Marketing Management, Customer Analysis, Performance Measurement, Customer Retention, Performance Metric, Growth Strategies, Marketing Channel, Planning, Financial Management
★ 4.6 (494) · Mixed · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Object Oriented Programming (OOP), Algorithms, Object Oriented Design, Software Engineering, Program Development, Matlab, Application Development, Computer Programming, Theoretical Computer Science, Programming Principles, Engineering Calculations, Mathematical Software, Engineering Analysis, Applied Mathematics, Numerical Analysis, Scripting, Performance Tuning, User Interface (UI)
★ 4.8 (435) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Behavior-Driven Development, DevSecOps, Test Driven Development (TDD), Kanban Principles, Continuous Integration, Agile Software Development, Lean Methodologies, DevOps, Agile Methodology, Scrum (Software Development), Software Development Methodologies, Lean Manufacturing, Development Testing, Continuous Deployment, Unit Testing, Continuous Delivery, Application Security, CI/CD, Integration Testing, Software Development
★ 4.7 (567) · Beginner · Course · 1 - 4 Weeks
University of California San Diego
Skills you'll gain: User Interface (UI), Graphic and Visual Design, UI/UX Strategy, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Mockups, Layout Design, Web Design, Responsive Web Design, Digital Design, Design, Wireframing, Design Elements And Principles, Usability, Design Strategies, Prototyping
★ 4.5 (579) · Mixed · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Agile Project Management, Project Management Institute (PMI) Methodology, Project Management, Project Management Life Cycle, Project Management Office (PMO), Project Coordination, Project Implementation, Project Risk Management, Project Estimation, Project Performance, Project Planning, Project Controls, Team Management, Project Scoping, Project Schedules, Project Documentation, Stakeholder Management, Project Closure, Risk Management, Quality Management
★ 4.6 (462) · Intermediate · Specialization · 1 - 3 Months

Columbia University
Skills you'll gain: Financial Market, Securities (Finance), Derivatives, Mathematical Modeling, Applied Mathematics, Capital Markets, Futures Exchange, Finance, Financial Modeling, Risk Modeling, Probability, Risk Management, Probability Distribution, Model Optimization
★ 4.7 (327) · Intermediate · Course · 1 - 3 Months

Michigan State University
Skills you'll gain: Writing, Writing and Editing, Storytelling, Peer Review
★ 4.6 (307) · Beginner · Course · 3 - 6 Months

Digital Marketing Institute
Skills you'll gain: Content Scheduling, Digital Media Strategy, Social Media Marketing, Content Marketing, Digital Marketing, Marketing, Digital Marketing Campaigns, Social Media Content, Social Media, Content Creation, Digital Content, Social Media Strategy, Digital Marketing Tools, Integrated Marketing Communications, Consumer Behaviour, Business-To-Consumer, Digital Transformation, Content Strategy, Customer Engagement
★ 4.7 (417) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bayesian Statistics, Descriptive Statistics, Statistical Hypothesis Testing, Statistical Inference, Statistical Software, Sampling (Statistics), Data Modeling, Statistics, Probability & Statistics, Statistical Analysis, Statistical Methods, Statistical Modeling, Marketing Analytics, Tableau Software, Data Analysis, Spreadsheet Software, Analytics, Descriptive Analytics, Time Series Analysis and Forecasting, Regression Analysis
★ 4.8 (409) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Figma (Design Software), Usability Testing, Responsive Web Design, User Interface (UI), Journey Mapping, Interactive Design, User Experience Design, Usability, Wireframing, User Interface (UI) Design, Prototyping, User Experience, User Flows, Design Research, Front-End Web Development, Web Design and Development, Design Strategies, Mockups, User Interface and User Experience (UI/UX) Design, Interaction Design
★ 4.4 (423) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Azure, Data Processing, Database Theory, Databases, Data Store, Database Systems, Database Management Systems, Cloud Services, Data Storage, Database Management, Relational Databases, Query Languages, NoSQL, Data Management, Cloud Computing, Data Analysis, Data Visualization Software
★ 4.7 (493) · Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Ruby (Programming Language), Other Programming Languages, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Functional Design, Code Reusability
★ 4.9 (463) · Mixed · Course · 1 - 3 Months