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 Michigan
Skills you'll gain: Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, HTML and CSS, Web Design, Responsive Web Design, Hypertext Markup Language (HTML), Web Development Tools, Web Development, Typography, Programming Principles, Debugging
★ 4.8 (9.7K) · Beginner · Course · 1 - 3 Months

University of Amsterdam
Skills you'll gain: Statistical Hypothesis Testing, Probability & Statistics, Statistical Methods, Statistics, Statistical Analysis, Quantitative Research, Data Analysis Software
★ 4.6 (4.7K) · Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: ArcGIS, GIS Software, Geographic Information Systems, Geospatial Information and Technology, Data Sharing, Geospatial Mapping, Spatial Analysis, Metadata Management, Data Quality, Data Mapping, Data Visualization, Data Visualization Software, Data Analysis
★ 4.8 (5.9K) · Beginner · Course · 1 - 4 Weeks

Università Bocconi
Skills you'll gain: Private Equity, Business Valuation, Investment Management, Entrepreneurial Finance, Capital Markets, Mergers & Acquisitions, Investments, Equities, Portfolio Management, Financial Management, Tax Management, Tax Laws, Entrepreneurship, Financial Regulation, Due Diligence, Fundraising, Contract Negotiation, Cash Flows, Governance
★ 4.8 (9.5K) · Mixed · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Behavioral Health, Pain Management, Applied Behavior Analysis, Behavioral Management, Scientific Methods, Behavior Management, Psychological Evaluations, Companionship, Stress Management, Ethical Standards And Conduct, Science and Research
★ 4.8 (5.4K) · Mixed · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Music Theory, Music, Classical Music, Musical Composition
★ 4.5 (1.9K) · Beginner · Course · 1 - 3 Months
Skills you'll gain: User Experience Design, User Experience, User Interface and User Experience (UI/UX) Design, Cross Platform Development, Experience Design, User Centered Design, UI/UX Research, Responsive Web Design, Human Centered Design, Web Design, Web Presence, Usability, Design Research, Design Thinking, Design Strategies, Usability Testing, Prototyping, Generative AI, Ideation
★ 4.8 (5.1K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Wrangling, Data Compilation, Data Collection, Web Scraping, GitHub
★ 4.7 (7.4K) · Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Anatomy, Biochemistry, Physiology, Cell Biology, Biology, Chemistry, Medical Terminology, Molecular, Cellular, and Microbiology
★ 4.7 (126) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Interactive Data Visualization, Data Visualization Software, Dashboard, Data Visualization, Dashboard Creation, IBM Cognos Analytics, Pivot Tables And Charts, Microsoft Excel, Tree Maps, Scatter Plots, Histogram, Business Intelligence Software, Data Analysis
★ 4.7 (4.5K) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Event-Driven Programming, Interactive Data Visualization, Java, Java Programming, Object Oriented Programming (OOP), User Interface (UI), Object Oriented Design, Computer Programming, User Interface (UI) Design, Algorithms, Software Engineering, Geospatial Mapping, Programming Principles, Software Documentation
★ 4.7 (5.8K) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Visualization, Excel Formulas, Plot (Graphics), Microsoft Excel, Data Management, Data Cleansing, Spreadsheet Software, Data Entry, Data Sharing, Data Import/Export, Data Validation, Microsoft Office, Data Analysis Software, Data Integrity, Problem Solving
★ 4.7 (3.7K) · Beginner · Course · 1 - 3 Months