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.

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization Software, Exploratory Data Analysis, Data Presentation, Data Storytelling, Scatter Plots, Tidyverse (R Package), R Programming, Box Plots, Histogram, Animations, Data Manipulation
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Robotics, Data Mapping, Real-Time Operating Systems, Simulations, Linear Algebra, Python Programming, Algorithms, Computer Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Codio
Skills you'll gain: Prompt Engineering, OpenAI API, Generative AI, Animations, Image Analysis, Graphics Software, Computer Graphics, Application Programming Interface (API), Pandas (Python Package), Integrated Development Environments
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prototyping, User Interface (UI) Design, Figma (Design Software), Mobile Development, Mockups, Wireframing, Collaborative Software
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Customer Service, Advertising, Market Research, Value Propositions, Brand Management, Customer Relationship Management, Target Market, Marketing Communications, Logistics, Customer Insights, Supply Chain Management, Sales Management, B2B Sales, Marketing Strategies, Selling Techniques, Competitive Analysis, Communication
Beginner · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Algorithms, Data Structures, Java, Theoretical Computer Science, Computer Programming, Computational Thinking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Application Security, Authorization (Computing), Authentications, Data Validation, Role-Based Access Control (RBAC), Verification And Validation, Security Controls, User Accounts, Configuration Management, Package and Software Management, Cybersecurity, Data Loss Prevention, Identity and Access Management, Software Installation, Middleware, Debugging, Computer Programming, Information Technology, Dependency Analysis
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: User Interface and User Experience (UI/UX) Design, Figma (Design Software), User Interface (UI), Mockups, Adobe XD, Responsive Web Design, User Experience, User Centered Design, Wireframing, Microsoft Copilot, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, Prototyping, Mobile Development
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Pre-Clinical Development, Clinical Research, Drug Development, Clinical Trials, Medical Science and Research, Pharmaceuticals, Laboratory Research, Science and Research, Research
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Manufacturing and Production, World History, International Relations, Engineering, Scientific, and Technical Instruments, Political Sciences, Emerging Technologies, Timelines, Innovation
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Social Determinants Of Health, Health Disparities, Health Equity, Health Policy, Systems Thinking, Health Informatics, Public Health, Community Health, Social Impact, Data Analysis, R Programming, Data Visualization, Data-Driven Decision-Making
Beginner · Course · 1 - 3 Months

Yale University
Skills you'll gain: Environmental Resource Management, Environmental Issue, Sustainable Development, Water Resources, Climate Change Programs, Diversity Awareness, Intercultural Competence, Ethical Standards And Conduct, Cultural Diversity, Social Justice, Advocacy
Beginner · Course · 1 - 3 Months