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 Boulder
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Embedded Software, Software Design, Linux, System Design and Implementation, OS Process Management, C (Programming Language), Verification And Validation, Mathematical Modeling, Algorithms, Applied Mathematics
Advanced · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Cyber Attacks, Data Security, Safety and Security, Cybersecurity, Security Software, Computer Security Awareness Training, Information Systems Security, Security Strategy, Incident Response, Data Storage, Vulnerability Assessments, Patch Management
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), R (Software), Statistical Inference, Probability Distribution, R Programming, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Data Science, Statistics, Data Analysis, Statistical Analysis, Probability, Data Manipulation, Histogram
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Ethics, Data Preprocessing, Technical Management, Model Evaluation, MLOps (Machine Learning Operations), Applied Machine Learning, Machine Learning, Performance Reporting, Predictive Analytics, Fraud detection, Business Leadership, Strategic Leadership, Data Science
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Computer Vision, Image Analysis, Dimensionality Reduction, Artificial Neural Networks, Machine Learning Methods, Unsupervised Learning, Deep Learning, Graph Theory, Machine Learning Algorithms, Algorithms
Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: International Relations, Sustainable Development, Governance, Socioeconomics, Environment, Economic Development, Natural Resource Management, Environmental Policy, Climate Change Adaptation, Oil and Gas, World History, Environmental Science, Energy and Utilities
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Jenkins, Devops Tools, CI/CD, DevOps, Continuous Integration, Docker (Software), Continuous Delivery, Software Development Tools, Build Tools, Software Development, Containerization, Application Deployment, Software Installation
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Employee Engagement, Organizational Leadership, Leadership, Team Motivation, Culture Transformation, Industrial and Organizational Psychology, Personal Development, Goal Setting, Self-Awareness, Stress Management
Beginner · Course · 1 - 4 Weeks

ISAE-SUPAERO
Skills you'll gain: New Product Development, Emerging Technologies, Innovation, Sustainable Technologies, Engineering, Manufacturing Processes, Mechanical Engineering, Cost Reduction, Environmental Issue, Thermal Management, Physics
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Writing, Course Development, Peer Review, Editing, Creativity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Machine Learning, Data Ethics, Predictive Analytics, Statistical Modeling, Supervised Learning, Model Evaluation, Artificial Intelligence and Machine Learning (AI/ML), Data Science, Machine Learning Algorithms, Decision Tree Learning, Data Analysis, Deep Learning, Logistic Regression, Artificial Neural Networks
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Networking Hardware, Network Infrastructure, Network Routers, Network Switches, Network Architecture, Cloud Infrastructure, Internet Of Things, General Networking, Network Administration, Network Protocols, Infrastructure Security, Wireless Networks, Network Planning And Design, Network Security, System Implementation, Cloud Computing, System Monitoring
Intermediate · Course · 1 - 4 Weeks