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.

Skills you'll gain: Graphic and Visual Design, Adobe Creative Cloud, Color Theory, Graphic Design, Logo Design, Digital Design
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Marketing Effectiveness, Global Marketing, New Product Development, Product Marketing, Brand Management, Market Analysis, Competitive Analysis, Marketing Analytics, Marketing Communications, Consumer Behaviour, Brand Strategy, Advertising, Marketing Strategy and Techniques, Media Planning, Market Research
Beginner · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Supplier Quality Management, Procurement, Strategic Sourcing, Risk Management, Business Risk Management, Supply Chain, Supplier Relationship Management, Quality Management, Supply Chain Management, Cost Reduction, Cost Benefit Analysis
Intermediate · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Eclipse (Software), Java, Java Programming, Object Oriented Programming (OOP), Integrated Development Environments, Data Structures, File I/O, Programming Principles, Algorithms, Computer Programming, Development Environment, Computational Thinking, Debugging, Software Development
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Mining, Unsupervised Learning, Data Science, Anomaly Detection, Python Programming, Classification Algorithms
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Windows PowerShell, Scripting, Microsoft Windows, Scripting Languages, Command-Line Interface, IT Automation
Beginner · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Go (Programming Language), Object Oriented Programming (OOP), Web Services, Web Frameworks, Debugging, Python Programming, Restful API, Dependency Analysis, Performance Tuning, Software Engineering
Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Nursing, Science and Research, Clinical Research, Scientific Methods, Clinical Research Ethics, Medical Science and Research, Biostatistics, Epidemiology
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Text Mining, Large Language Modeling, Natural Language Processing, Data Processing, LLM Application, Python Programming
Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Exploratory Data Analysis, Statistical Methods, Statistical Modeling, R (Software), Data Collection, Statistical Inference, Probability, Data Analysis, Statistical Analysis, Probability Distribution, Simulations, Statistical Visualization, Descriptive Statistics, Sampling (Statistics), Data Visualization Software
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Sustainable Engineering, Sustainable Business, Business Leadership, Waste Minimization, Product Design, Product Lifecycle Management, Environment and Resource Management, Environmental Regulations, Process Improvement, Materials science
Build toward a degree
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Peer Review, Data Literacy, Research, Quantitative Research, Report Writing, Analytical Skills, Data Analysis, Research Methodologies, Statistical Analysis
Intermediate · Course · 1 - 4 Weeks