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 California, Irvine
Skills you'll gain: Grammar, English Language
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Deep Learning, Applied Machine Learning, Generative Adversarial Networks (GANs), Healthcare Project Management, Machine Learning Methods, Image Analysis, Graph Theory, Artificial Neural Networks, Convolutional Neural Networks, Health Informatics, Autoencoders, Recurrent Neural Networks (RNNs), Predictive Modeling, Unsupervised Learning, Python Programming
Advanced · Course · 1 - 4 Weeks

Akamai Technologies, Inc.
Skills you'll gain: HTML and CSS, Responsive Web Design, Hypertext Markup Language (HTML), Web Design and Development, Cascading Style Sheets (CSS), Web Development, Web Applications, Web Design, Front-End Web Development, Animations, Web Content, Embeddings
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Responsible AI, Exploratory Data Analysis, Predictive Modeling, Data Visualization, Machine Learning, Policy Analysis, Statistical Methods, Data Science, Data Ethics, Development Environment, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Application Security, Security Testing, Authorization (Computing), Authentications, Data Validation, Encryption, Security Controls, Data Security, Vulnerability Scanning, Role-Based Access Control (RBAC), Verification And Validation, Intrusion Detection and Prevention, Database Application, Security Awareness, Cybersecurity, Web Servers, Web Development Tools
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Business Ethics, Ethical Standards And Conduct, Diversity and Inclusion, Team Leadership, Responsible AI, Artificial Intelligence, Decision Making, Leadership, Cultural Diversity, Leadership Development
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Physical Science, Geographic Information Systems, Physics, Environmental Science, Spatial Analysis, Environment, General Science and Research, Remote Access Systems, Life Sciences, Laboratory Research, Biology, Research, Timelines, Systems Of Measurement
Beginner · Course · 1 - 3 Months
University of Leeds
Skills you'll gain: Problem Solving, Decision Making, Peer Review, Critical Thinking, Risk Analysis, Brainstorming, Strategic Decision-Making, Persuasive Communication, Estimation, Analysis, Prioritization, Professional Development
Beginner · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Risk Management, Derivatives, Risk Mitigation, Business Risk Management, Financial Trading, International Finance, Finance, Project Implementation
Intermediate · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Timelines, Cultural Diversity, Anthropology, Liberal Arts, Psychology, Environmental Science, Physics, Biology
Beginner · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Research Design, Research Methodologies, Social Sciences, Research, Surveys, Qualitative Research, Statistical Analysis, Data Collection, Higher Education, Sample Size Determination, Ethical Standards And Conduct, Academic Advising, Probability & Statistics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Software Architecture, Systems Development Life Cycle, Systems Architecture, Systems Thinking, Software Design Patterns, Stakeholder Communications, Systems Analysis, Data Flow Diagrams (DFDs), Application Design
Beginner · Course · 1 - 3 Months