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.

Skills you'll gain: HTML and CSS, Bootstrap (Front-End Framework), Responsive Web Design, Front-End Web Development, User Interface (UI), JavaScript Frameworks, Web Design and Development, Web Applications, Web Development Tools, React.js, General Networking
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Google Ads, Keyword Research, Target Audience, Pay Per Click Advertising, Search Engine Marketing, Advertising Campaigns, Campaign Management, Online Advertising, Digital Advertising, Marketing, Digital Marketing, Return On Investment
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Risk Modeling, Operations Research, Regression Analysis, Microsoft Excel, Business Analytics, Risk Analysis, Business Process Modeling, Business Modeling, Resource Allocation, Analysis, Statistical Analysis, Mathematical Modeling, Financial Analysis, Transportation Operations, Linear Algebra
Intermediate · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Programming Principles, Computer Programming, Object Oriented Programming (OOP), Performance Tuning, Data Structures, Java Programming, Java, Program Development, File I/O, Computational Thinking, Computer Science, Algorithms, Animations, Debugging
Beginner · Course · 1 - 3 Months
Arizona State University
Skills you'll gain: Digital pedagogy, Oral Expression, Train The Trainer, Vocabulary, Design Elements And Principles, Design Strategies, English Language, Language Learning, Critical Thinking, Oral Comprehension
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Patterns, LLM Application, Productivity, OpenAI, AI Enablement, Generative AI, Artificial Intelligence, Large Language Modeling, Creativity, Problem Solving, Context Management, Verification And Validation
Beginner · Course · 1 - 3 Months

Universitat de Barcelona
Skills you'll gain: Acute Care, Triage, Emergency Medical Services, Emergency Departments, Emergency Medicine, Neurology, Patient Evaluation, Patient Treatment, Diagnostic Tests, Clinical Assessment
Intermediate · Course · 1 - 4 Weeks

Atlassian
Skills you'll gain: Jira (Software), Agile Methodology, Scrum (Software Development), Kanban Principles, Agile Project Management, Lean Methodologies, Backlogs, Sprint Planning, Sprint Retrospectives, User Story, Workflow Management, Project Management, Product Requirements, Query Languages, Software Versioning, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Council on Foreign Relations
Skills you'll gain: Policy Development, International Relations, Policy Analysis, Public Health, Economic Development, Immigration Law, Sustainable Development, Climate Change Adaptation, Environmental Policy, Social Sciences, Climate Change Mitigation, Emerging Technologies, Technology Strategies, Cybersecurity, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Arbitration, Court Systems, Mediation, Political Sciences, Legal Research, Legal Proceedings, Diplomacy, Case Law, Legal Hearings, Adjudication, International Relations, Civil Law, Case Studies
Mixed · Course · 1 - 3 Months

Rice University
Skills you'll gain: Human Musculoskeletal System, Anatomy, Endocrinology, Orthopedics, Kinesiology, Physiology, Neurology, Medical Terminology, Cell Biology, Biology, Chemistry, Clinical Practices, Sports Medicine, Physical Therapy, Molecular, Cellular, and Microbiology, Life Sciences, Lifelong Learning
Intermediate · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: Computational Thinking, Event-Driven Programming, Algorithms, Combinatorics, Graph Theory, Programming Principles, Application Development, Object Oriented Programming (OOP), Pseudocode, Data Structures, Probability, Bioinformatics, Interactive Design, Program Development, Big Data, Python Programming, Data Analysis, User Interface (UI), Theoretical Computer Science, Computer Programming
Beginner · Specialization · 3 - 6 Months