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: Financial Statement Analysis, Financial Analysis, Return On Investment, Profit and Loss (P&L) Management, Financial Modeling, Performance Metric, Accounting, Finance, Operating Expense, Investments
Intermediate · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: HTML and CSS, Responsive Web Design, Hypertext Markup Language (HTML), Web Design and Development, Bootstrap (Front-End Framework), Web Design, Cascading Style Sheets (CSS), Web Development, Front-End Web Development, UI Components, Typography
Build toward a degree
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Azure, Serverless Computing, Cloud Development, Microsoft Power Automate/Flow, Event-Driven Programming, Cloud Applications, Cloud-Based Integration, Business Process Automation, Microservices, Application Programming Interface (API), GitHub
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Molecular Biology, Computational Thinking, Computer Programming Tools, Graph Theory, Mathematical Modeling, Python Programming, Biology
Intermediate · Course · 1 - 3 Months

Tel Aviv University
Skills you'll gain: Cultural Diversity, Diversity Awareness, Immigration Law, Social Justice, Social Sciences, International Relations, World History, Socioeconomics, Culture, Political Sciences, Sociology, Diplomacy, Economic Development, Social Impact, Public Safety and National Security, Demography, Economics, Governance
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Programming Principles, Computer Science, Computer Programming, Data Manipulation, Python Programming, Scripting Languages, Scripting, Data Science
Beginner · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Competitive Analysis, Business Strategy, Economics, Market Dynamics, Business Economics, Strategic Thinking, Market Analysis, Strategic Planning, Corporate Strategy, Resource Management, Business Process
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Linear Algebra, Algebra, Advanced Mathematics, Mathematical Modeling, Engineering Analysis, Applied Mathematics, Mathematical Theory & Analysis, Geometry
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Programming Principles, Computer Programming, Python Programming, Scripting, Computational Logic, Scripting Languages, Computer Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, Unit Testing, Responsive Web Design, Swift Programming, Apple Xcode, Mobile Development, UI Components, User Interface (UI), Storyboarding
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Claude Code, Prompt Engineering, Multimodal Prompts, Version Control, AI Workflows, Generative AI Agents, Git (Version Control System), AI Orchestration, Quality Assurance, Generative AI, Software Quality Assurance, Software Development, Software Documentation, Artificial Intelligence, Software Development Life Cycle, Software Architecture, Automation, Software Testing, Software Design, Software Development Methodologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Finite Element Methods, Engineering Analysis, Simulation and Simulation Software, Engineering Calculations, Mathematical Modeling, Structural Analysis
Intermediate · Guided Project · Less Than 2 Hours