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.
Coursera
Skills you'll gain: Bash (Scripting Language), Shell Script, Scripting, Command-Line Interface, Unix Shell, Unix Commands, Linux Commands, Unix, Linux, File I/O, File Management
Intermediate · Guided Project · Less Than 2 Hours

Columbia University
Skills you'll gain: Regression Analysis, Actuarial Science, Derivatives, Financial Market, Statistical Methods, Market Data, Financial Modeling, Securities (Finance), Risk Modeling, Financial Systems, Mathematical Modeling, Numerical Analysis, Applied Mathematics, Python Programming, Process Optimization, Probability Distribution, Algorithms, Case Studies
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Social Sciences, Culture, Laboratory Research, Research, Sociology, Ethical Standards And Conduct, Health Care, Food and Beverage, Biology, Nutrition and Diet, Sports Medicine
Beginner · Course · 1 - 4 Weeks

ISAE-SUPAERO
Skills you'll gain: Thermal Management, Energy and Utilities, Mechanics, Control Systems, Engineering Analysis, Engineering Calculations, Engineering, Mathematical Modeling, Physics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Key Performance Indicators (KPIs), Performance Measurement, Business Metrics, Continuous Improvement Process, Performance Analysis, Business Process Improvement, Performance Improvement, Performance Reporting, Operational Performance Management, Business Analysis, Data-Driven Decision-Making, Business Priorities, Operational Efficiency, Business Reporting, Smart Goals
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computational Thinking, Theoretical Computer Science, Mathematical Modeling, Systems Analysis, Performance Testing, Embedded Systems, Graph Theory, Technical Documentation, Model Evaluation, Algorithms
Mixed · Course · 1 - 3 Months

Skills you'll gain: User Research, User Feedback, Business Research, Data Collection, Market Research, Data Compilation, Business Analysis
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design and Development, UI Components, Prompt Engineering, Web Development Tools, Web Development, Generative AI, Javascript, Software Engineering, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Columbia University
Skills you'll gain: Derivatives, Credit Risk, Financial Market, Portfolio Risk, Capital Markets, Risk Analysis, Risk Management, Market Dynamics, Portfolio Management, Financial Modeling, Operations Research, Mathematical Modeling, Probability Distribution, Applied Mathematics, Computer Programming
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Large Language Modeling, LLM Application, Prompt Engineering, Microsoft Azure, OpenAI API, Retrieval-Augmented Generation, OpenAI, Model Deployment, Risk Management Framework, Embeddings, Application Deployment, Application Programming Interface (API), Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, JSON, React.js, Jest (JavaScript Testing Framework), Hypertext Markup Language (HTML), Javascript, Bootstrap (Front-End Framework), Ajax, Web Design, Web Development Tools, Web Design and Development, Cascading Style Sheets (CSS), Web Components, UI Components, Web Development, Front-End Web Development, Mobile Development, JavaScript Frameworks, Test Case
Beginner · Specialization · 3 - 6 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