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.

Imperial College London
Skills you'll gain: Health Systems, Health Policy, Health Assessment, Public Health, Health Care, Health Disparities, Health Promotion, Social Determinants Of Health, Health Care Administration, Primary Care
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Accountability, Executive Presence, Decision Making, Conflict Management, Business Ethics, Succession Planning, Risk Management, Organizational Structure, Stakeholder Management, Professional Networking, Diversity Equity and Inclusion Initiatives, Strategic Leadership, Relationship Building, Culture Transformation, Business Strategy, Organizational Leadership, Engineering Management, Team Building, Leadership, People Management
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Geometry, Integral Calculus, Calculus, Applied Mathematics, Linear Algebra, Advanced Mathematics, Derivatives, Algebra
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: R Programming, Arithmetic, Statistical Programming, Development Environment, Programming Principles, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: OpenAI API, Large Language Modeling, Generative AI, ChatGPT, Prompt Engineering, File Management, Application Programming Interface (API), Embeddings, Classification Algorithms, Application Development, Transfer Learning, Python Programming
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Adult Education, Syllabus Development, Teaching, Training Programs, Curriculum Planning, Professional Development, Emotional Intelligence, Higher Education, Program Evaluation
Advanced · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Typography, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, UI Components, Web Design, Front-End Web Development, Animations, Mockups, User Interface (UI), Web Development, Debugging
Intermediate · Specialization · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Climate Change Mitigation, Climate Change Adaptation, Social Impact, Sustainable Development, Environmental Policy, Environment, Social Justice, Sustainable Business, Environmental Science, Advocacy, Education and Training
Beginner · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Intrusion Detection and Prevention, Computer Security Incident Management, Incident Management, Threat Detection, Security Information and Event Management (SIEM), IT Automation, Automation, Event Monitoring, Cyber Threat Intelligence, Continuous Monitoring, System Monitoring, Anomaly Detection, Cybersecurity, Security Controls, Data Analysis Software, Risk Management Framework
Beginner · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Extract, Transform, Load, Data Migration, Data Manipulation, Data Preprocessing, Data Cleansing, Data Transformation, Data Warehousing, Data Integration, Data Collection, Data Mining, SQL
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Entrepreneurship, Commercialization, Design Thinking, Innovation, Presentations, Market Opportunities, Ideation, Product Development, Solution Design, Customer Insights
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft PowerPoint, Presentations, Data Visualization, Sales Presentation, Data Visualization Software, Interactive Data Visualization, Data Storytelling, Drive Engagement, Business Process
Beginner · Guided Project · Less Than 2 Hours