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: Grammar
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Design Thinking, User Research, Wireframing, Augmented and Virtual Reality (AR/VR), Emerging Technologies, Prototyping, Software Development Life Cycle
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Database Management, System Software, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Computer Science, Computer Networking, Computer Programming, Network Protocols, Programming Principles, Software Development, Automation, Analysis, Cloud Computing, Debugging
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Database Design, Software Design, Usability Testing, User Interface and User Experience (UI/UX) Design, Software Architecture, Software Design Patterns, Database Management, Systems Design, Application Security, Design Strategies, Operating Systems
Intermediate · Course · 1 - 3 Months

Columbia University
Skills you'll gain: Derivatives, Mortgage Loans, Securities (Finance), Credit Risk, Financial Modeling, Risk Modeling, Financial Market, Mathematical Modeling, Securities Trading, Applied Mathematics, Investment Banking, Microsoft Excel, Risk Analysis, Cash Flows, Analysis
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Cascading Style Sheets (CSS), Web Development Tools, Web Design, Application Deployment, Web Design and Development, Development Environment, Web Development, Front-End Web Development, User Interface (UI), Interactive Design, GitHub
Beginner · Course · 3 - 6 Months

University of Colorado System
Skills you'll gain: Sustainability Reporting, Organizational Change, Sustainable Design, Stakeholder Analysis, Environmental Social And Corporate Governance (ESG), Sustainable Business, Corporate Sustainability, Leadership and Management, Key Performance Indicators (KPIs), Change Management, Stakeholder Management, Leadership, Product Lifecycle Management
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: PySpark, Databricks, Data Pipelines, Apache Spark, MLOps (Machine Learning Operations), Apache Hadoop, Big Data, Data Warehousing, Data Quality, Data Integration, Data Processing, Database Architecture and Administration, DevOps, Distributed Computing, Data Transformation, SQL, Python Programming
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), OSI Models, Wide Area Networks, Network Troubleshooting, TCP/IP, Wireless Networks, Cloud Computing, Network Routing, Routing Protocols, Network Security, Network Monitoring, Event Monitoring, Threat Detection, Network Performance Management, Network Switches, Network Planning And Design, Network Administration, Network Protocols, Software-Defined Networking
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Surveys, Program Evaluation, Survey Creation, Health Policy, Sampling (Statistics), Health Systems, Health Assessment, Health Equity, Data Collection, Quantitative Research, Institutional Review Board (IRB), Maternal Health, Data Management, Statistical Analysis, Analysis, Nutrition and Diet, Public Health, Research Design, Data Cleansing, Data Analysis
Intermediate · Specialization · 3 - 6 Months

University of Geneva
Skills you'll gain: Health Care Procedure and Regulation, Public Health, Infectious Diseases, Environment Health And Safety, Health Policy, Epidemiology, Health Systems, International Relations, Public Safety and National Security, Emergency Response, Health Assessment, Governance
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Architecture, Wireless Networks, Emerging Technologies, Network Planning And Design, Cloud Engineering, Telecommunications, Internet Of Things, Artificial Intelligence and Machine Learning (AI/ML), Technology Strategies, Real Time Data
Intermediate · Course · 1 - 4 Weeks