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 Colorado System
Skills you'll gain: Open Web Application Security Project (OWASP), Penetration Testing, Metasploit, Security Testing, Security Strategy, Vulnerability Assessments, Cyber Security Assessment, Security Management, Vulnerability Scanning, Cyber Threat Intelligence, Exploitation techniques, Threat Detection
Beginner · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Econometrics, Data Collection, Probability & Statistics, Regression Analysis, Survey Creation, Statistics, Quantitative Research, Descriptive Statistics, Data Literacy, Time Series Analysis and Forecasting, Statistical Analysis, Model Evaluation
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Unreal Engine, Object Oriented Programming (OOP), C++ (Programming Language), Debugging, Computer Programming, Video Game Development, 3D Assets, Development Environment, Software Documentation, Data Storage, Scripting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Electrical Substation, Electrical Systems, Electrical Power, Control Systems, Electric Power Systems, Low Voltage, High Voltage, Electrical Equipment, Electrical Wiring, Electrical Safety, Three-Phase, HVAC, Basic Electrical Systems, Wiring Diagram, Mechanical Design, Schematic Diagrams, Construction, Civil Engineering, Safety Standards, Technical Standard
Intermediate · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Reporting, Inventory Accounting, Financial Statement Analysis, Depreciation, Cash Control, Financial Statements, Financial Accounting, Asset Management, Fixed Asset, Balance Sheet, Generally Accepted Accounting Principles (GAAP), Accounting, Accounts Receivable, Inventory Control, Internal Controls, Investments
Build toward a degree
Intermediate · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Institutional Review Board (IRB), Data Visualization, Descriptive Statistics, Quantitative Research, Plot (Graphics), Data Literacy, Scientific Methods, Graphing, Research Design, Statistical Hypothesis Testing, Probability & Statistics, Research, Statistical Inference, Statistics, Statistical Analysis, Surveys, Sample Size Determination, Ethical Standards And Conduct, Data Analysis, Research and Design
Beginner · Specialization · 3 - 6 Months

University of London
Skills you'll gain: Performing Arts, Literacy, Oral Expression, Self-Awareness, Verbal Communication Skills, Analytical Skills, Storytelling, Creativity, Mindfulness, Adaptability
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Processing, Data Manipulation, Data Visualization, Web Scraping, Data Visualization Software, Pandas (Python Package), Data Analysis, Data Preprocessing, Data Cleansing, Matplotlib, Data Import/Export, NumPy, Jupyter, JSON, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: C and C++, Object Oriented Programming (OOP), C++ (Programming Language), Data Validation, Object Oriented Design, Computer Programming, Programming Principles, Computer Science
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Infrastructure, Data Management, Data Governance, Cloud Computing, Google Cloud Platform, Cloud Computing Architecture, Cloud Technologies, Big Data, Cloud Storage, Data Analysis, Data Warehousing, Data Processing, Digital Transformation, Data Collection, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Financial Statement Analysis, Financial Analysis, Return On Investment, Profit and Loss (P&L) Management, Financial Modeling, Performance Metric, Accounting, Finance, Operating Expense, Investments
Intermediate · Guided Project · Less Than 2 Hours

The Chinese University of Hong Kong
Skills you'll gain: Communication Systems, Digital Communications, Theoretical Computer Science, Telecommunications, Information Management, Probability, Probability Distribution, Linear Algebra, Digital Signal Processing, Algorithms
Mixed · Course · 3 - 6 Months