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: Entrepreneurship, Market Opportunities, Market Analysis, Innovation, Target Market, Design Thinking, Go To Market Strategy, Product Strategy, Customer Engagement, Entrepreneurial Finance, Business Modeling, Business Strategies
★ 4.6 (330) · Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Loans, Lending and Underwriting, Blockchain, General Lending, Derivatives, FinTech, Market Liquidity, Financial Trading, Token Optimization, Securities (Finance), Digital Assets, Liquidation, Portfolio Management
★ 4.9 (319) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Simulation and Simulation Software, Engineering Analysis, Finite Element Methods, Simulations, Engineering, Computer-Aided Design, Cloud Technologies, Engineering Design Process, Cloud Computing
★ 4.6 (396) · Beginner · Guided Project · Less Than 2 Hours

Yonsei University
Skills you'll gain: Cash Flow Forecasting, Financial Forecasting, Cash Flows, Business Valuation, Excel Formulas, Microsoft Excel, Capital Budgeting, Forecasting, Finance, Financial Modeling, Financial Analysis, Corporate Finance
★ 4.3 (342) · Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: C (Programming Language), Software Documentation, Programming Principles, Computer Programming, Embedded Software, Computer Programming Tools, Computational Logic, Linux
★ 4.6 (271) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Plotly, Dashboard, Plot (Graphics), Pandas (Python Package), Dashboard Creation, Data Manipulation, Interactive Data Visualization, Data Visualization Software, Data Visualization, Web Applications, Web Design and Development, Application Development, Data Presentation, Data Science, Python Programming
★ 4.7 (403) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Respiration, Respiratory Care, Respiratory Therapy, Pulmonology, Clinical Practices, Patient Evaluation, Airway Management, Capillary, Anatomy, Physiology, Patient Treatment, Immunology, Medical Terminology, Diagnostic Tests, Infectious Diseases
Beginner · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Bioinformatics, Data Analysis Software, Scientific Visualization, Taxonomy, Data Import/Export
★ 4.7 (321) · Intermediate · Course · 1 - 3 Months
Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Organizational Structure, Organizational Strategy, Organizational Development, Organizational Effectiveness, Organizational Change, Organizational Leadership, Strategic Thinking, Corporate Strategy, Process Design, Coordinating, Business Strategy, Business Management, Strategic Decision-Making, Strategic Planning, Governance, Coordination, Growth Strategies, Decision Making
★ 4.6 (308) · Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Development, Sustainable Design, Sustainable Systems, Sustainable Technologies, Sustainable Business, Organizational Leadership, Corporate Sustainability, Strategic Leadership, Environmental Resource Management, Business Leadership, Sustainable Architecture, Environment and Resource Management, Environmental Issue, Environment, Land Management, Climate Change Adaptation, Building Design, Climate Change Mitigation, Energy and Utilities, Economics
★ 4.7 (432) · Intermediate · Course · 1 - 3 Months

Yale University
Skills you'll gain: Commercial Laws, Contract Compliance, Delegation Skills, Insurance and Warranty Claims Processing, Case Law, Mitigation, Fraud detection, Public Policies, Case Studies
★ 4.9 (267) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: ASP.NET, C# (Programming Language), Object Oriented Programming (OOP)
★ 4.1 (294) · Beginner · Course · 1 - 4 Weeks