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: User Research, UI/UX Research, User Interface and User Experience (UI/UX) Design, User Interface (UI), User Experience, UI/UX Strategy, User Centered Design, Responsive Web Design, UI Components, Figma (Design Software), Wireframing, Responsible AI, Prototyping, Persona (User Experience), Usability Testing, Experience Design, Human Centered Design, Ideation, Brainstorming, Animations
★ 4.5 (93) · Beginner · Specialization · 3 - 6 Months

Wesleyan University
Skills you'll gain: Storytelling, Writing, Self-Awareness, English Language
★ 4.7 (121) · Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Calculus, Data Analysis Software, Mathematical Software, Applied Mathematics, Data Analysis, Analysis, Mathematical Theory & Analysis, Derivatives, Advanced Mathematics, Graphing, Algebra
★ 4.7 (212) · Beginner · Course · 1 - 3 Months

Tally Education and Distribution Services Private Limited
Skills you'll gain: Accounts Payable and Receivable, Accounts Payable, Accounts Receivable, Budget Management, Accounting Software, Bookkeeping, Inventory Management, Ledgers (Accounting), Order Processing, Balancing (Ledger/Billing), Budgeting, Inventory Management System, Order Management, Accounting, General Accounting, Inventory Control, Cost Management, Financial Reporting, Expense Management, Financial Accounting
★ 4.5 (73) · Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Android Development, Application Development, Android (Operating System), Video Game Development, Android Studio, Mobile Development, Software Development Tools, Game Design, Computer Programming Tools, Development Environment, Internet Of Things, Web Servers, Web Applications, Java, Ubuntu, Peripheral Devices, Operating Systems, Software Installation, System Configuration, Hardware Troubleshooting
★ 4.2 (160) · Mixed · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Conflict Management, Intercultural Competence, Research, Diversity Awareness, Cultural Diversity, Empathy & Emotional Intelligence, Mediation, Interpersonal Communications
★ 4.7 (153) · Beginner · Course · 1 - 3 Months

Liberty Mutual Insurance
Skills you'll gain: Insurance, Insurance Policies, Closing (Sales), Insurance Sales, Overcoming Objections, Sales Prospecting, Productivity, Prospecting and Qualification, Verbal Communication Skills, Workers Compensation, Storytelling, Risk Management, Customer Relationship Building, Customer Retention, Communication, Law, Regulation, and Compliance, Sales Presentation, Consultative Selling, Product Knowledge, Cyber Risk
★ 4.5 (79) · Beginner · Professional Certificate · 3 - 6 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Machine Learning Algorithms, Taxonomy, Data Mining, Data Preprocessing, Machine Learning, Data Analysis Software, Life Sciences, Anthropology, Statistical Methods
★ 4.1 (94) · Intermediate · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Compensation and Benefits, Compensation Analysis, Compensation Strategy, Compensation Management, Human Resource Strategy, Benefits Administration, Human Resources, Organizational Strategy
★ 4.5 (80) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Digital Transformation, Product Lifecycle Management, Business Technologies, Business Transformation, Automation, Internet Of Things, Product Development, Technology Strategies, Product Design, Technology Solutions, Emerging Technologies, Telecommunications, Cloud Computing, Artificial Intelligence
★ 4.6 (112) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Responsible AI, AI Product Strategy, Generative AI, Risk Analysis, Risk Mitigation, Strategic Thinking, Brainstorming, AI Integrations, LLM Application, Business Analysis, Feasibility Studies
★ 4.7 (151) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Cost Estimation, Portfolio Risk, Cost Management, Financial Modeling, Estimation, Portfolio Management, Spreadsheet Software, Accounting, Wealth Management, Financial Planning, Risk Management, Financial Analysis, Investments, Cost Accounting, General Finance, Financial Management, Cash Flows
★ 4.7 (109) · Beginner · Course · 1 - 3 Months