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.

The University of Edinburgh
Skills you'll gain: Diversity Awareness, Self-Awareness, Child Development, Psychology, Mental Health, Psychotherapy, Decision Making, Psychiatry, Clinical Psychology, Neurology, Scientific Methods
★ 4.7 (826) · Intermediate · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: Wireframing, User Interface and User Experience (UI/UX) Design, Mockups, UI/UX Strategy, Responsive Web Design, User Interface (UI), Web Design, User Interface (UI) Design, User Experience, User Experience Design, Prototyping, Web Design and Development, Visual Design, Web Language, UI/UX Research, Graphic and Visual Design, Interactive Design, HTML and CSS, Design Elements And Principles, Typography
★ 4.9 (921) · Intermediate · Course · 1 - 3 Months

Indian School of Business
Skills you'll gain: Financial Trading, Financial Analysis, Financial Statements, Financial Statement Analysis, Return On Investment, Securities Trading, Financial Market, Market Dynamics, Analysis, Decision Making, Cash Flows, Investments, Statistical Hypothesis Testing, Accruals
★ 4.5 (1.1K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Service Management, Technical Support and Services, Technical Support, Service Level, Service Management, Help Desk Support, Customer Service, End User Training and Support, Remote Access Systems, Issue Tracking, Technical Communication, Technical Documentation
★ 4.8 (1.2K) · Beginner · Course · 1 - 3 Months

Tel Aviv University
Skills you'll gain: Social Studies, World History, Political Sciences, International Relations, European History, Social Sciences, Policy Analysis, Research, and Development, Diplomacy, Governance
★ 4.7 (1.2K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Anomaly Detection, Microsoft Azure, Data Ethics, AI Workflows, Artificial Intelligence, Image Analysis, Computer Vision, Artificial Intelligence and Machine Learning (AI/ML), Natural Language Processing, AI literacy, Machine Learning
★ 4.5 (1.1K) · Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Software Testing, JUnit, Verification And Validation, Unit Testing, Test Case, Test Automation, Development Testing, Test Planning, Test Tools, White-Box Testing, Code Coverage, Software Quality Assurance, Functional Testing, Test Script Development, Systems Development Life Cycle, Test Data, Technical Communication
★ 4.3 (834) · Intermediate · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Systems Thinking, Health Systems, Health Policy, Public Health, Policy Analysis, Policy Development, Public Health and Disease Prevention, Simulations, Systems Analysis, Data Analysis Software
★ 4.6 (1.2K) · Mixed · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Epidemiology, Diagnostic Tests, Clinical Trials, Research Design, Public Health and Disease Prevention, Clinical Research, Public Health, Preventative Care, Data Collection, Research Methodologies, Infectious Diseases, Program Evaluation, Science and Research, Research, Risk Analysis, Quantitative Research, Correlation Analysis, Medical Science and Research, Health Policy, Statistical Analysis
★ 4.8 (1.3K) · Beginner · Specialization · 1 - 3 Months

University of Geneva
Skills you'll gain: Physics, electromagnetics, Laboratory Equipment, Physical Science, Radiation Protection, Science and Research, Experimentation, Research, Mathematical Modeling, Applied Mathematics
★ 4.4 (966) · Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Workflow Management, Jira (Software), Product Roadmaps, Collaborative Software, Kanban Principles, Project Coordination, Agile Software Development, Agile Methodology, Issue Tracking, Agile Project Management, Project Management Software
★ 4.7 (1.1K) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Azure Synapse Analytics, Microsoft Azure, Power BI, Databricks, Data Processing, Database Administration, Data Warehousing, Database Theory, Databases, Cloud Services, Data Architecture, NoSQL, Database Software, Relational Databases, Database Systems, Cloud Storage, Database Management Systems, MySQL, Data Store, SQL
★ 4.6 (924) · Beginner · Specialization · 3 - 6 Months