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.

Duke University
Skills you'll gain: Technical Communication, Cloud Infrastructure, CI/CD, Cloud Computing, Agile Software Development, DevOps, Technical Documentation, Infrastructure As A Service (IaaS), Cloud Platforms, Continuous Delivery, Infrastructure as Code (IaC), Serverless Computing, Software Development, Platform As A Service (PaaS), GitHub
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Analysis, Financial Statement Analysis, Finance, Accounting, Financial Accounting, Business Valuation, Financial Statements, Financial Management, Corporate Finance, Return On Investment, Entrepreneurial Finance, Risk Analysis, Cash Flows, Equities, Loans
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Bankruptcies, Securities (Finance), Commercial Laws, Loans, Banking, Financial Regulations, Regulation and Legal Compliance, Business, Financial Regulation, Organizational Structure, Governance, Mergers & Acquisitions
Build toward a degree
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Loans, Lending and Underwriting, FinTech, Key Management, Cryptography, Digital Assets, Market Liquidity, Financial Trading, Transaction Processing, Governance
Intermediate · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Wireless Networks, Telecommunications, Apple iOS, Display Devices, Product Planning, Android (Operating System), Business Strategy, Network Analysis, Emerging Technologies, Operating Systems, Peripheral Devices, Market Trend, Technical Standard
Beginner · 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

Duke University
Skills you'll gain: Pandas (Python Package), Version Control, Git (Version Control System), Data Manipulation, Software Development Tools, Development Environment, Data Structures, Python Programming, Data Analysis Software, NumPy, Virtual Environment
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Computational Thinking, Data Collection, Microsoft Visual Studio, Program Development, C (Programming Language), Programming Principles, Algorithms, Data Storage, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vital Signs, Patient Communication, Patient Evaluation, Health Assessment, Patient Observation, Clinical Assessment, Mental Status Examination, Patient-centered Care, Blood Pressure, Patient Treatment, Triage, Clinical Nursing, Nursing, Patient Safety, Healthcare Industry Knowledge, Respiration, Medical Surgical Nursing
Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Scientific Methods, Experimentation, Molecular Biology, Research Design, Biology, Laboratory Techniques, Laboratory Equipment, Specimen Preparation, Bioinformatics, Cell Biology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Google Cloud Platform, Microsoft Azure, Cloud Computing Architecture, Cloud Management, Virtual Private Networks (VPN), Virtual Networking, Active Directory, User Accounts, Network Security
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Statement Analysis, Financial Statements, Investment Banking, Financial Forecasting, Business Valuation, Financial Analysis, Financial Modeling, Mergers & Acquisitions, Income Statement, Balance Sheet, Corporate Finance, Forecasting, Cash Flows, Benchmarking
Build toward a degree
Intermediate · Course · 1 - 3 Months