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 California San Diego
Skills you'll gain: Graph Theory, Data Structures, Java Programming, Java, Object Oriented Design, Software Design, Algorithms, Theoretical Computer Science, Code Reusability, Object Oriented Programming (OOP), Network Routing, Application Design, Application Development
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Programming Principles, Molecular, Cellular, and Microbiology, Python Programming, Computational Thinking, Biology, Program Development
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Analytical Skills, Science and Research, Sampling (Statistics), Statistical Hypothesis Testing, Data Literacy, Statistical Analysis, R (Software), Data Analysis, Statistical Software, Statistical Programming, Probability & Statistics, Statistical Methods, R Programming, Statistics, Public Health, Statistical Inference, Descriptive Statistics, Probability Distribution, Data Import/Export
Beginner · Course · 1 - 4 Weeks

California Institute of the Arts
Skills you'll gain: Writing and Editing, Editing, Peer Review, Storytelling, Music, Creativity
Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Language Competency, Advertising, English Language, Media and Communications, Online Advertising, Oral Comprehension, Vocabulary, Language Learning, Diversity Awareness, Literacy, Culture, Social Impact, Grammar
Mixed · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Differential Equations, Engineering Analysis, Applied Mathematics, Calculus, Integral Calculus, Numerical Analysis, Mathematical Modeling, Advanced Mathematics, Linear Algebra, Vibrations, Algebra, Electrical Engineering, Derivatives
Beginner · Course · 1 - 3 Months
Rice University
Skills you'll gain: Financial Market, Investments, Securities (Finance), Financial Systems, Investment Management, Securities Trading, General Finance, Capital Markets, Equities, Financial Trading, Finance, Portfolio Management, Derivatives, Corporate Finance, Business Mathematics, Cash Flows
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Wound Care, Hand Hygiene, Personal protective equipment, Infection Control, Sterile Procedure, Asepsis, Medical Surgical Nursing, Basic Nursing Skills, Health Assessment, Health And Safety Standards, Patient Safety, Patient Treatment, Public Health and Disease Prevention, Health Care, Healthcare Ethics, Nursing, Clinical Nursing, Health Care Procedure and Regulation, Community Health, Healthcare Industry Knowledge
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Respiratory Care, Respiration, Nursing Process, Cardiology, Pulmonology, Human Musculoskeletal System, Medical Terminology, Health Assessment, Nursing, Nursing Care, Nursing and Patient Care, Physiology, Health Care, Psychosocial Assessments, Public Health, Healthcare Industry Knowledge, Medical Surgical Nursing, Health Care Procedure and Regulation, Infection Control, Emergency Response
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Project Schedules, Production Schedule, Project Risk Management, Scheduling, Risk Management, Construction Management, Timelines, Lean Methodologies, Construction, Production Planning, Project Estimation, Diagram Design, Project Management Software, Dependency Analysis, Probability & Statistics
Beginner · Course · 3 - 6 Months

Columbia University
Skills you'll gain: International Finance, Derivatives, Financial Systems, Balance Sheet, Financial Market, Payment Systems, Financial Policy, Banking, Capital Markets, Financial Trading, Economics, Market Liquidity, Financial Regulation, Credit Risk, Market Dynamics
Mixed · Course · 3 - 6 Months
University of Michigan
Skills you'll gain: Model View Controller, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, Linux, Linux Commands, Application Deployment, Django (Web Framework), Cloud Deployment, Web Applications, Command-Line Interface, Web Servers, Web Development, SQL, Database Management, Python Programming, Software Installation
Intermediate · Course · 1 - 3 Months