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: R (Software), Data Import/Export, Package and Software Management, R Programming, Data Structures, Software Installation, Data Analysis Software, Data Analysis, Data Science
Beginner · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Prompt Engineering, Vector Databases, Embeddings, System Monitoring, Application Security, Fine-tuning, Artificial Intelligence, Model Evaluation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Portfolio Management, Portfolio Risk, Finance, Financial Modeling, Return On Investment, Correlation Analysis, Investment Management, Financial Analysis, Asset Management, Mathematical Modeling, Investments, Risk Modeling, Equities, Model Optimization
Intermediate · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Social Network Analysis, Social Sciences, Network Analysis, Data Science, Machine Learning, Machine Learning Methods, Computational Thinking, Economics, Policy, and Social Studies, Artificial Intelligence, Data Analysis, Social Impact, Simulations, Big Data, Data Collection, Scientific Methods, Digital Analysis, Digital Transformation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Gherkin (Scripting Language), Test Tools, Behavior-Driven Development, Test Script Development, Test Automation, Unit Testing, Software Testing, Development Testing, Test Case, Test Data, Code Coverage, Restful API, Mockups
Intermediate · Course · 1 - 3 Months

Columbia University
Skills you'll gain: Computer Vision, Image Quality, Image Analysis, Computer Graphics, 3D Modeling, Photography, Virtual Reality, Visualization (Computer Graphics), Medical Imaging, Artificial Neural Networks, Unsupervised Learning, Graph Theory, Dimensionality Reduction, Mathematical Modeling, Estimation, Machine Learning Algorithms, Color Theory, Algorithms, Automation Engineering, Electronic Components
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Unreal Engine, Object Oriented Programming (OOP), Object Oriented Design, File I/O, C++ (Programming Language), C and C++, Debugging, Game Design, Computer Programming, Event-Driven Programming, Computer Programming Tools, Video Game Development, Unity Engine, Data Structures, C# (Programming Language), Data Storage, 3D Assets, Development Environment, Software Documentation, Program Development
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Engineering, Scientific, and Technical Instruments, Embedded Systems, Embedded Software, Real Time Data, Electronics, Electronics Engineering, Electronic Components, Intrusion Detection and Prevention, Design Specifications, Computer Displays
Build toward a degree
Intermediate · Course · 1 - 3 Months

Tel Aviv University
Skills you'll gain: Social Justice, Economics, Policy, and Social Studies, Socioeconomics, Tax, Economic Development, Tax Planning, Economics, Public Policies, Income Tax, Ethical Standards And Conduct, Policy Analysis, Environmental Policy, Resource Allocation
Mixed · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Policy Analysis, Public Policies, Systems Thinking, Culture, Socioeconomics, Storytelling, Sociology, Social Sciences, Innovation, Economics, Policy, and Social Studies, Social Impact, Sustainable Development, Social Justice, Cultural Diversity, Traffic Flow Optimization, Critical Thinking, Sustainable Systems, Diversity Awareness, Case Studies, Public Works
Intermediate · Specialization · 3 - 6 Months

Keller Williams
Skills you'll gain: Lead Generation, Real Estate, Real Estate Sales, Property and Real Estate, Customer Relationship Building, Database Management, Real Estate Transactions, Prospecting and Qualification, Sales Prospecting, Relationship Building, Prioritization, Goal Setting, Market Data, Market Analysis, Market Trend, Compensation Management
Beginner · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: Political Sciences, Policy Analysis, Economic Development, Social Sciences, International Relations, Policy Development, Public Policies, Diplomacy, Economics, Governance
Beginner · Course · 1 - 3 Months