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 Pennsylvania
Skills you'll gain: File I/O, Matplotlib, Object Oriented Design, Java, Object Oriented Programming (OOP), Data Analysis, Unit Testing, Pandas (Python Package), Java Programming, Eclipse (Software), Application Development, Data Visualization, Data Structures, Data Science, Data Cleansing, Debugging, Pivot Tables And Charts, Programming Principles, Python Programming, Computer Programming
Beginner · Specialization · 3 - 6 Months
Rice University
Skills you'll gain: Financial Market, Investments, Securities (Finance), Financial Systems, Investment Management, Securities Trading, Capital Markets, Equities, Finance, Financial Services, Market Liquidity, Asset Management, Portfolio Management, Derivatives, Fixed Asset, Cash Flows
Mixed · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Virtual Reality, Augmented and Virtual Reality (AR/VR), Unity Engine, Video Game Development, 3D Assets, Visualization (Computer Graphics), Computer Graphics, Game Design, Prototyping, Interaction Design, Virtual Environment, Storyboarding, User Interface (UI), Human Computer Interaction, 3D Modeling, Animations, Application Design, Display Devices, Ideation, Usability Testing
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Grammar, English Language, Language Competency, Language Learning
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java, Java Programming, Programming Principles, Data Structures, Computer Programming, Object Oriented Programming (OOP), Development Environment, Debugging
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: International Finance, Derivatives, Financial Systems, Balance Sheet, Financial Market, Payment Systems, Banking, Capital Markets, Economics, Market Liquidity, Financial Regulation, Finance, Market Dynamics
Mixed · Course · 3 - 6 Months

University of California San Diego
Skills you'll gain: Graph Theory, Algorithms, Network Routing, Programming Principles, Social Network Analysis, Data Structures, Network Analysis, Network Model
Intermediate · Course · 1 - 3 Months
The University of Edinburgh
Skills you'll gain: Life Sciences, Biology, Environmental Science, Environment, Research, Biochemistry, Microbiology, Scientific Methods, Chemistry
Mixed · Course · 1 - 3 Months

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

University of Minnesota
Skills you'll gain: Enterprise Resource Planning, Business Systems Analysis, Systems Analysis, Requirements Analysis, Cybersecurity, Business Requirements, Business Analysis, Business Systems, Cloud Computing, IT Management, Change Management, Business Technologies, Information Technology, Organizational Change, Technology Strategies, Process Flow Diagrams, System Implementation, Governance, Project Management, Critical Thinking
Beginner · Specialization · 3 - 6 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Transformation, SQL
Intermediate · Course · 1 - 4 Weeks
Georgia Institute of Technology
Skills you'll gain: Failure Analysis, Mechanical Design, Structural Analysis, Materials science, Engineering Analysis, Engineering Design Process, Mechanics, Biomedical Engineering, Problem Solving
Intermediate · Course · 1 - 3 Months