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: Data Analysis, Statistical Reporting, Data Cleansing, Data Wrangling, Microsoft Excel, Data Analysis Software, Data Manipulation, Data Preprocessing, Data Quality, Excel Formulas
★ 4.4 (62) · Intermediate · Guided Project · Less Than 2 Hours

Shanghai Jiao Tong University
Skills you'll gain: Language Competency, Language Learning, Oral Comprehension, Vocabulary
★ 4.7 (121) · Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Clinical Leadership, Nursing Administration, Nursing Management, Leadership, Nursing, Nursing Practices, Health Informatics, Informatics, Health Care, Information Management, Health Technology, General Networking, Culture
★ 4.8 (204) · Beginner · Course · 1 - 3 Months

CVS Health
Skills you'll gain: De-escalation Techniques, Greeting Customers, Cross Selling, Retail Sales, Customer Service, Selling Techniques, Upselling, Conflict Management, Product Knowledge, Retail Store Operations, Customer Relationship Building, Transaction Processing, Customer Engagement, Professionalism, Company, Product, and Service Knowledge, Empathy, Social Media, Communication, Time Management
★ 4.7 (94) · Beginner · Course · 1 - 4 Weeks

EDHEC Business School
Skills you'll gain: Project Finance, Financial Systems, Finance, Financial Market, Securities (Finance), Climate Change Programs, Environmental Social And Corporate Governance (ESG), Environmental Issue, Corporate Finance, Climate Change Mitigation, Risk Modeling, Corporate Sustainability, Financial Policy, Corporate Strategy, Credit Risk, Financial Regulation, Investments, Climate Change Adaptation, Investment Management, Sustainable Business
★ 4.6 (131) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Data Ethics, Responsible AI, Compliance Training, Regulatory Compliance, Model Training, Business Ethics, Compliance Management, Applied Machine Learning, Project Implementation, AI Product Strategy, Machine Learning Software, Business Solutions, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Machine Learning, Machine Learning Methods, Ethical Standards And Conduct, Model Evaluation, AI literacy, Data-Driven Decision-Making
★ 4.4 (128) · Intermediate · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Care Coordination, Value-Based Care, Care Management, Patient Coordination, Clinical Informatics, Health Informatics, Interoperability, Health Technology, Managed Care, Healthcare Ethics, Patient-centered Care, Health Systems, Health Care, Primary Care, Health Policy, Data Integration, Communication
★ 4.6 (161) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Culture, Social Sciences, Sociology, Anthropology, Social Justice, Human Relations Movement, Child Welfare, Media and Communications, Environmental Issue, Legal Proceedings
★ 4.7 (153) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ggplot2, Scatter Plots, Plot (Graphics), Data Visualization Software, Statistical Visualization, Heat Maps, R Programming, Graphing, Data Wrangling, Graphics Software, Graphic and Visual Design
★ 4.9 (133) · Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: SQL, Generative AI, AI literacy, Data Visualization, Interactive Data Visualization, Prompt Patterns, Data Analysis, Debugging, Exploratory Data Analysis, ChatGPT, Prompt Engineering, Databases, Context Engineering, Data Validation, Code Reusability
★ 4.8 (85) · Beginner · Course · 1 - 4 Weeks

Curtis Institute of Music
Skills you'll gain: Classical Music, Music Theory, Music, Music History, Instrumental Music, Musical Composition, Music Performance, Performing Arts
★ 5 (169) · Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Language Interpretation, Translation, and Studies, Natural Language Processing, Quality Assurance, Multilingualism, Technical Communication, Collaborative Software, Vocabulary
★ 4.6 (83) · Intermediate · Course · 3 - 6 Months