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.

Microsoft
Skills you'll gain: CI/CD, C# (Programming Language), SQL, Database Management, Azure DevOps, Object Oriented Design, Continuous Integration, Object Oriented Programming (OOP), Version Control, ASP.NET, GitHub, Git (Version Control System), Debugging, Relational Databases, Secure Coding, .NET Framework, Microsoft Copilot, Scalability, Graph Theory, Data Structures
★ 4.5 (403) · Beginner · Professional Certificate · 3 - 6 Months

Erasmus University Rotterdam
Skills you'll gain: Consumer Behaviour, Market Dynamics, Financial Market, Economics, Financial Policy, Economic Development, Tax, Economics, Policy, and Social Studies, Public Policies, Environmental Issue, Social Sciences, Labor Relations, Socioeconomics, Sustainable Development, Supply And Demand, Behavioral Economics, Governance, Decision Making
★ 4.5 (393) · Beginner · Course · 1 - 3 Months

The University of North Carolina at Chapel Hill
Skills you'll gain: Data Sharing, Data Management, Data Storage, File Management, Data Security, Metadata Management, Data Integrity, Data Ethics, Data Access, Version Control
★ 4.7 (749) · Mixed · Course · 1 - 3 Months
Stanford Online
Skills you'll gain: Game Theory, Bidding, Social Sciences, Resource Allocation, Economics, Social Impact, Behavioral Economics, Decision Making, Mathematical Theory & Analysis, Revenue Management, Model Optimization
★ 4.7 (652) · Advanced · Course · 1 - 3 Months

University of Cape Town
Skills you'll gain: Climate Change Mitigation, Sustainable Development, Policy Analysis, Research, and Development, Economic Development, Environmental Policy, Environmental Issue, Mitigation, Policy Development, Policy Analysis, Socioeconomics, Mathematical Modeling, Systems Thinking, Research, Innovation, Discussion Facilitation
★ 4.7 (596) · Intermediate · Course · 1 - 3 Months

University of Cape Town
Skills you'll gain: Disabilities, Visual Impairment Education, Developmental Disabilities, Special Education, Education and Training, Instructional Strategies, Student Support and Services, Teaching, Social Justice, Pedagogy, Differentiated Instruction, Instructional Design, Diversity Equity and Inclusion Initiatives, Diversity Awareness, Curriculum Development, Working With Children, Child Welfare
★ 4.9 (869) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Eclipse (Software), Java Programming, Object Oriented Programming (OOP), Software Development Tools, Java, Computer Programming Tools, Object Oriented Design, Integrated Development Environments, Development Environment, Computer Programming, Programming Principles, Virtual Machines, Computing Platforms, Algorithms
★ 4.4 (640) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Phlebotomy, Blood Collection, Urinalysis, Geriatrics, Laboratory Testing, Venipuncture, Electocardiography, Pediatrics, Specimen Collection, Patient Education and Support, Medical Laboratory, Cardiology, Child Health, Medical Assistance, Patient Preparation, Cardiac Dysrhythmia, Diagnostic Tests, Basic Patient Care, Patient Communication, Infection Control
★ 4.5 (19) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Front-End Web Development, Git (Version Control System), Web Content Accessibility Guidelines, User Interface and User Experience (UI/UX) Design, HTML and CSS, Cascading Style Sheets (CSS), UI/UX Strategy, React.js, Code Review, Version Control, Usability, User Interface (UI), Usability Testing, User Interface (UI) Design, Software Technical Review, Web Applications, Hypertext Markup Language (HTML), Semantic Web, Javascript
★ 4.6 (467) · Intermediate · Course · 1 - 4 Weeks

Advancing Women in Tech
Skills you'll gain: Product Management, Product Roadmaps, Product Strategy, Product Requirements, Product Planning, New Product Development, Product Lifecycle Management, Product Development, Market Share, Competitive Analysis, Oral Expression, Competitive Intelligence, Market Opportunities, Customer experience strategy (CX), Customer Insights, Customer Analysis, Market Intelligence, Verbal Communication Skills, Innovation, B2B Sales
★ 4.5 (825) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Software Design, System Design and Implementation, Systems Design, Application Specific Integrated Circuits, Test Script Development, Electronics Engineering, Verification And Validation, Electronic Hardware, Electrical and Computer Engineering, Electronics, Functional Design, Test Tools, Development Testing, Simulation and Simulation Software, Computer Engineering, Programming Principles, Simulations, Functional Testing
★ 4.4 (632) · Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Income Statement, Financial Statement Analysis, Financial Statements, Financial Analysis, Financial Accounting, Accounting, Cash Flows, Financial Reporting, Balance Sheet, Profit and Loss (P&L) Management, Financial Data, Revenue Recognition, Generally Accepted Accounting Principles (GAAP), Business Metrics, Gross Profit, Return On Investment, Depreciation
★ 4.7 (795) · Beginner · Course · 1 - 4 Weeks