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.

Columbia University
Skills you'll gain: Image Analysis, Computer Graphics, 3D Modeling, Virtual Reality, Computer Vision, Visualization (Computer Graphics), Mathematical Modeling, Linear Algebra
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, User Interface (UI), Browser Compatibility, Javascript, Mobile Development, Interactive Design
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Writing, Course Development, Peer Review, Editing, Creativity
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), R (Software), Statistical Inference, Probability Distribution, R Programming, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Data Science, Statistics, Data Analysis, Statistical Analysis, Probability, Data Manipulation, Histogram
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linear Algebra, Applied Mathematics, Algebra, Mathematical Theory & Analysis, Advanced Mathematics, Differential Equations, Calculus, Mathematical Modeling, Geometry
Mixed · Course · 1 - 3 Months
Skills you'll gain: CrewAI, Generative AI Agents, Responsible AI, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), AI Workflows, AI Orchestration, Artificial Intelligence, Agentic systems, OpenAI, Automation, LLM Application, Data Ethics, Model Evaluation, Innovation
Intermediate · Course · 1 - 4 Weeks

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

National Academy of Sports Medicine
Skills you'll gain: Nutrition and Diet, Kinesiology, Exercise Science, Public Health and Disease Prevention, Automated External Defibrillator, Rehabilitation, Cardiopulmonary Resuscitation (CPR), Athletic Training, Motivational Skills, Anatomy, Goal Setting, Physiology
Beginner · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Diversity Equity and Inclusion Initiatives, Diversity and Inclusion, Diversity Awareness, Diversity Training, Workplace inclusivity, Cognitive flexibility, Disabilities, Cultural Diversity, Intercultural Competence, Culture, Innovation, Human Resource Policies, Cultural Responsiveness, Empathy, Gerontology, People Management, Organizational Effectiveness, Employee Engagement, Organizational Change, Team Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Timelines, Organizational Skills, Scheduling, Project Coordination, Milestones (Project Management), Time Management, Project Management Software, Project Management, Delegation Skills, Data Visualization, Team Management, Dependency Analysis
Beginner · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Social Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Databases, Data Processing, Social Sciences, Trend Analysis, Data Collection, Unstructured Data, Simulations, Big Data, Machine Learning, Computational Thinking, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Qualitative Research, Research, Research Methodologies, Data Collection, Research Design, Social Sciences, Interviewing Skills, Psychology, Analytical Skills
Beginner · Course · 1 - 3 Months