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.

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

Scrimba
Skills you'll gain: HTML and CSS, Responsive Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), File Management, Web Design, Front-End Web Development, Web Development
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Compensation Analysis, Meeting Facilitation, Performance Review, Staff Management, Safety Training, Strategic Leadership, Prioritization, Human Resources, Diversity and Inclusion, Performance Management, Human Resources Management and Planning, Recruitment, Time Management, Organizational Strategy, Human Resource Management, Organizational Skills, Stakeholder Management, Strategic Planning, Business Metrics, Leadership
Beginner · Specialization · 1 - 3 Months

University of Minnesota
Skills you'll gain: Competitive Analysis, Healthcare Industry Knowledge, Stakeholder Analysis, Medical Devices, Market Opportunities, Innovation, Clinical Assessment, Market Analysis, Report Writing, Revenue Forecasting, Financial Modeling, Cost Benefit Analysis, Business Valuation, Regulatory Affairs, Intellectual Property
Mixed · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Data Quality, Data Collection, Data Management, Data Validation, Data Preprocessing, Data Analysis, Threat Detection, Data Access, Sampling (Statistics)
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

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

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: Linear Algebra, Geometry, Algebra, Calculus, Mathematical Theory & Analysis, Advanced Mathematics, Differential Equations, Mathematical Modeling
Mixed · Course · 1 - 3 Months

Skills you'll gain: Wireframing, Mockups, UI Components, Interactive Design, User Interface (UI), User Flows, Usability Testing, Design
Beginner · Guided Project · Less Than 2 Hours

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

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