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.

University of Washington
Skills you'll gain: Work Breakdown Structure, Agile Project Management, Agile Methodology, Stakeholder Management, Project Management, Project Documentation, Project Scoping, People Management, Project Planning, Dependency Analysis, Product Roadmaps, Communication Planning
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Mobile Development, Front-End Web Development, Web Design, Web Development, Application Deployment, Cloud Deployment, User Interface (UI), User Interface (UI) Design, UI Components, Software Engineering
Intermediate · Specialization · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Physics, Materials science, Physical Science, Mathematical Modeling, Advanced Mathematics, Calculus, Applied Mathematics
Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Financial Analysis, Risk Analysis, Financial Modeling, Competitive Analysis, Market Analysis, Business Strategy, Growth Strategies, Business Strategies, Business Analysis, Business Modeling, Analysis, Business Risk Management, Market Share, Competitive Intelligence, Strategic Marketing, Strategic Planning
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Data Quality, Quantitative Research, Data Validation, Data Collection, Data Processing, Data Analysis, Data Integrity, Model Evaluation, Data Access, Statistical Analysis, Sampling (Statistics)
Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Injury Prevention, Fire And Life Safety, Electrical Safety, Accident Prevention, Safety Training, Safety Standards, Health And Safety Standards, Working With Children, Risk Analysis
Mixed · Course · 3 - 6 Months

Skills you'll gain: Seaborn, Matplotlib, NumPy, Scatter Plots, Statistical Visualization, Data Visualization Software, Box Plots, Histogram, Exploratory Data Analysis, Jupyter, Heat Maps, Data Manipulation, Development Environment, Python Programming
Mixed · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Statistics, Data Analysis, Statistical Programming, Descriptive Statistics, Exploratory Data Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Ajax, jQuery, JSON, Extensible Markup Language (XML), Web Applications, Javascript, Web Services, Event-Driven Programming, HTML and CSS
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Generative AI, Artificial Intelligence, Exploratory Data Analysis, Data Cleansing, Data-Driven Decision-Making, Real Time Data, Data Analysis, AI Workflows, Data Processing, Pandas (Python Package), Automation, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Game Design, Android Development, Unity Engine, Video Game Development, 3D Assets, Mobile Development, User Interface (UI), Debugging, C# (Programming Language), Scripting, Software Testing, User Interface (UI) Design, Development Environment, Animations, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Blockchain, Programming Principles, Computational Logic, Software Development Tools, Development Environment, Secure Coding, Business Logic, Other Programming Languages, Program Development, Data Structures, Data Management, Development Testing, Debugging
Intermediate · Course · 1 - 3 Months