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.

Peking University
Skills you'll gain: Patient Evaluation, Nursing Process, Perioperative Care, Basic Nursing Skills, Nursing Care, Nursing Management, Health Assessment, Nursing, Oncology, Clinical Nursing, Medical Surgical Nursing, Patient Education And Counseling, Diagnostic Tests, Public Health and Disease Prevention, Preventative Care, Radiation Therapy, Surgery, Pathology, Patient Treatment, Epidemiology
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Nutritional Assessment, Nutrition and Diet, Social Determinants Of Health, Health Assessment, Environment, Sustainability Standards, Spreadsheet Software, Environment and Resource Management, Environmental Science, Risk Analysis, Critical Thinking and Problem Solving
Intermediate · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Water Resource Management, Energy and Utilities, Environmental Policy, Sustainable Business, Risk Management, Environmental Monitoring, Environmental Science, International Finance
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Social Justice, Environmental Issue, Health Equity, Health Disparities, Environmental Policy, Social Determinants Of Health, Risk Management, Mitigation, Risk Analysis, Public Health, Health Assessment, Policy Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Malware Protection, Endpoint Security, Mobile Security, Cloud Security, Application Security, Cloud Deployment, Cloud Computing, Threat Detection, Cybersecurity, Information Systems Security, Virtualization, Virtual Machines, Intrusion Detection and Prevention, Encryption
Beginner · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Professional Development, Intercultural Competence, Trustworthiness, Cultural Diversity, Personal Development, Overcoming Obstacles, Education and Training, Collaboration, Goal Setting, Teamwork, Problem Solving, Adaptability, Higher Education, digital literacy, Communication, Time Management
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), HTML and CSS, Web Design, Figma (Design Software), Typography, Front-End Web Development, Web Design and Development, Maintainability, Mockups, Web Content Accessibility Guidelines, UI Components, Cascading Style Sheets (CSS), Layout Design, Web Development, Usability, Prototyping, Web Development Tools, Software Engineering
Intermediate · Specialization · 3 - 6 Months

IE Business School
Skills you'll gain: Diversity Awareness, Diversity Training, Disabilities, Diversity and Inclusion, Cultural Diversity, Intercultural Competence, People Management, Culture, Gerontology, Workplace inclusivity, Demography
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Networking Hardware, Network Monitoring, OSI Models, Routing Protocols, Software-Defined Networking, Network Troubleshooting, Network Architecture, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, TCP/IP, Network Routing, Computer Networking, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Network Administration, Network Performance Management, Local Area Networks, Hardening, Intrusion Detection and Prevention
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Applied Mathematics, Linear Algebra, Differential Equations, Advanced Mathematics, Algebra, Mathematical Modeling, Mathematical Theory & Analysis
Mixed · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Numerical Analysis, Engineering Calculations, Applied Mathematics, Mathematical Modeling, Physics
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Electrical Safety, Maintenance, Repair, and Facility Services, Safety Standards, Hardware Troubleshooting, Test Equipment, Electrical Systems, Basic Electrical Systems, High Voltage, Safety and Security, End User Training and Support, Sustainable Technologies, Transportation Operations, Emerging Technologies
Beginner · Course · 1 - 4 Weeks