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 Colorado Boulder
Skills you'll gain: Data Ethics, Computer Security Awareness Training, Ethical Standards And Conduct, Cybersecurity, Information Technology, Responsible AI, Information Privacy, Social Impact, Media and Communications, Personally Identifiable Information, Artificial Intelligence, Algorithms
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Transportation, Supply Chain, and Logistics, Supply Chain, Supply Chain Management, Supply Chain Systems, Business Transformation, Emerging Technologies, Logistics Management, Internet Of Things, Business Process Automation, Digital Transformation, Asset Management
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Design, Relational Databases, Database Theory, Database Management, Databases, Query Languages, Data Integrity, Data Modeling
Beginner · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Generative AI, Generative Model Architectures, Object Oriented Programming (OOP), Large Language Modeling, Prompt Engineering, Artificial Neural Networks, Computer Programming, Debugging, Python Programming, Semantic Web, Critical Thinking
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Typography, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Web Development
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Climate Change Mitigation, Climate Change Adaptation, Environment, Sustainable Development, Physical Science, Environmental Science, Social Impact, Environmental Policy, Mathematical Modeling, Trend Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Power Automate/Flow, Microsoft Power Platform, Email Automation, Document Management, Microsoft 365, Collaborative Software, Billing & Invoicing, Intranet, Automation
Beginner · Guided Project · Less Than 2 Hours

Rutgers the State University of New Jersey
Skills you'll gain: Purchasing, Procurement, Strategic Sourcing, Target Audience, Supply Chain Management
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Javascript and jQuery, Responsive Web Design, Cascading Style Sheets (CSS), Web Design and Development, HTML and CSS, GitHub, Web Applications, JavaScript Frameworks, Web Development Tools, Git (Version Control System), Infrastructure Architecture, Browser Compatibility, Animations
Build toward a degree
Beginner · Course · 1 - 3 Months

Jordan University of Science and Technology
Skills you'll gain: Immunology, Preventative Care, Infectious Diseases, Health Care, Physiology, Public Health and Disease Prevention, Diagnostic Tests, Pathology, Clinical Practices, Oncology, Biology, Chronic Diseases, Molecular Biology
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Sustainable Development, Sustainable Business, Environmental Policy, Environmental Regulations, Environmental Resource Management, Environmental Social And Corporate Governance (ESG), Climate Change Mitigation, Cost Benefit Analysis, Natural Resource Management, Economics, Oil and Gas, Policy Analysis, Market Dynamics, Public Policies, Decision Making
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Application Security, Security Testing, Authorization (Computing), Authentications, Data Validation, Encryption, Data Security, Vulnerability Scanning, Security Controls, Role-Based Access Control (RBAC), Verification And Validation, Intrusion Detection and Prevention, Database Application, Security Awareness, Cybersecurity, User Accounts, Web Development Tools
Beginner · Specialization · 1 - 3 Months