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.

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Energy and Utilities, Chemical Engineering, Chemistry, Process Engineering, Mechanical Engineering, Environmental Engineering, Oil and Gas, Sustainable Engineering, Engineering Calculations, Physical Science, Mathematical Modeling
Beginner · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Time Series Analysis and Forecasting, Model Evaluation, Predictive Modeling, Data Preprocessing, Regression Analysis, Microsoft Excel, Forecasting, Excel Formulas, Pivot Tables And Charts, Data Transformation, Statistical Modeling, Trend Analysis, Predictive Analytics, Statistical Methods
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Blended Learning, Course Development, Web Content Accessibility Guidelines, Education Software and Technology, Digital pedagogy, Language Learning, Technology Strategies
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Vibrations, Mechanics, Torque (Physics), Control Systems, Engineering Analysis, Differential Equations, Mathematical Modeling, Engineering, Simulation and Simulation Software, Applied Mathematics, Linear Algebra, Physics, Calculus
Advanced · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Application Security, Vulnerability Assessments, Software Design, Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Software Design Patterns, Software Architecture, Cryptography, Blockchain, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Data Manipulation, Relational Databases, Database Design, Databases, Data Integrity, Database Management Systems, Debugging, Data Management
Intermediate · Guided Project · Less Than 2 Hours

Copenhagen Business School
Skills you'll gain: Social Impact, Growth Strategies, Marketing Communications, Sustainable Development, Business Planning, Communication Strategies, Strategic Partnership, Entrepreneurship, Performance Measurement, Innovation, Franchising
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, Vibrations, Torque (Physics), Mathematical Modeling, Differential Equations, Simulation and Simulation Software, Engineering Analysis, Applied Mathematics, Mechanics
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Verification And Validation, Pharmacology, Environmental Science, Research, Safety Assurance, Scientific Methods, Biostatistics, Bioinformatics, Research Methodologies, Environmental Regulations, Research Design, Risk Analysis, Data Synthesis
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Jupyter, Microservices, AWS SageMaker, Cloud Engineering, Command-Line Interface, Data Pipelines, CI/CD, Package and Software Management, Containerization, Applied Machine Learning, Python Programming, Test Automation, Algorithms
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Cloud Deployment, Cloud Computing, Identity and Access Management, General Networking, Virtual Machines, Infrastructure As A Service (IaaS), Cost Estimation, Cloud Storage, Scalability, Software As A Service, Databases, Platform As A Service (PaaS), Billing, Continuous Monitoring, Amazon CloudWatch, Private Cloud, Hybrid Cloud Computing, Cloud Hosting, Virtual Networking, Product Support
Beginner · Specialization · 1 - 3 Months

Columbia University
Skills you'll gain: Care Coordination, Value-Based Care, Health Informatics, Interoperability, Health Technology, Healthcare Ethics, Patient Education and Support, Patient-centered Care, Health Care, Health Information Management, Primary Care, Electronic Medical Record, Telehealth, Health Policy, Communication
Beginner · Course · 1 - 3 Months