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: Immunology, Molecular Biology, Physiology, Cell Biology, Biology, Biochemistry
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Object-Relational Mapping, SQL, Cloud Deployment, Bootstrap (Front-End Framework), Relational Databases, Database Management, Database Design, Full-Stack Web Development, Databases, Web Applications, Authentications, Model View Controller, Application Development, Data Modeling, Authorization (Computing), Responsive Web Design, Content Management
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Microsoft Excel, Visual Basic (Programming Language), Simulations, Code Review, User Interface (UI), Automation, Debugging, Data Management
Advanced · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: Literacy, Demography, Child Development, Human Learning, Language Learning, Childhood Education and Development, Learning Theory, Education Software and Technology, Social Studies, Experimentation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Data Analysis, Model Evaluation, R Programming, Data Manipulation, Data Visualization, Predictive Analytics, Statistical Analysis, Data Science, Regression Analysis, Statistical Modeling, Data Cleansing, Data Preprocessing, Feature Engineering, Forecasting
Intermediate · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: International Finance, Business Economics, Economics, Market Dynamics, Business Planning, Business Strategy, Supply And Demand, Investments
Build toward a degree
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Investments, Portfolio Management, Finance, Return On Investment, Behavioral Economics, Equities, Financial Market, Asset Management, Portfolio Risk, Performance Analysis, Income Tax, Decision Making, Benchmarking
Build toward a degree
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: JUnit, Unit Testing, Maintainability, Software Design Patterns, Software Testing, Test Automation, Integration Testing, Test Driven Development (TDD), Testability, Software Engineering, Android Development, Application Security, Test Case, Software Design, Software Architecture, Mobile Security, Application Design
Mixed · Course · 1 - 3 Months

École Polytechnique
Skills you'll gain: Vibrations, Hydraulics, Environmental Engineering, Civil Engineering, Mechanical Engineering, Engineering, Mechanics, Chemical and Biomedical Engineering, Simulation and Simulation Software, Applied Mathematics, Biomedical Engineering, Mathematical Modeling
Intermediate · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Public Health, Public Health and Disease Prevention, Health Equity, Health Disparities, Healthcare Ethics, Preventative Care, Social Determinants Of Health, Epidemiology, Health Policy, Health Promotion, Health Systems, Political Sciences, Social Justice, Program Evaluation
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Chemical Engineering, Hazard Analysis, Process Engineering, Safety Assurance, Safety Training, Risk Management, Process Control, Failure Analysis, Accident Prevention, Risk Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Robotic Process Automation, Automation, Business Process Automation, Software Development Tools, User Interface (UI), Software Installation, Version Control, Debugging
Beginner · Course · 1 - 4 Weeks