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: Root Cause Analysis, Correlation Analysis, Regression Analysis, Statistical Methods, Statistics, Data Collection, Descriptive Statistics, Statistical Hypothesis Testing, Data Literacy, Probability & Statistics, Statistical Analysis, Process Analysis, Six Sigma Methodology, Lean Six Sigma, Quantitative Research, Business Process Improvement, Data Analysis, Process Improvement, Statistical Inference, Operational Efficiency
★ 4.3 (20) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Semiconductors, Power Electronics, Electronic Components, Electronic Systems, Electronics Engineering, Electronics, Electrical Power, Electrical Engineering, Electric Power Systems, Thermal Management, Simulation and Simulation Software
★ 3.5 (8) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Health Disparities, Health Equity, Social Justice, Social Determinants Of Health, Public Health, Medicaid, Health Systems, Health Policy, Healthcare Industry Knowledge, Diversity Awareness, Anthropology, Community Health, Social Sciences, Sociology, Medicare, Community Organizing, Biology
★ 4.6 (13) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Development Environment, Query Languages, Action Oriented, Data Validation
★ 3.6 (14) · Advanced · Course · 1 - 4 Weeks

STARWEAVER
Skills you'll gain: Financial Statements, Financial Modeling, Business Valuation, Financial Analysis, Financial Statement Analysis, Income Statement, Gross Profit, Microsoft Excel, Accounting, Bookkeeping, Balance Sheet, Investment Management, General Accounting, Business Metrics, Finance, Cash Flows, Strategic Decision-Making, Portfolio Risk, Excel Formulas, Revenue Forecasting
★ 4.4 (7) · Beginner · Specialization · 1 - 3 Months

Indian Institute for Human Settlements
Skills you'll gain: Social Justice, Community Organizing, Public Policies, Community Development, Economics, Policy, and Social Studies, Sustainable Development, Community and Social Work, Social Impact, Policy Analysis, Socioeconomics, Advocacy, Land Management, Economics, Case Studies
★ 4.5 (13) · Beginner · Course · 1 - 3 Months

Skills you'll gain: User Interface (UI), User Interface (UI) Design, Responsive Web Design, User Interface and User Experience (UI/UX) Design, User Experience Design, Digital Design, Web Design, Graphic and Visual Design, User Experience, Motion Graphics, Adobe XD, Interactive Design, No-Code Development, Graphic Design, Color Matching, Prototyping, Layout Design, Visual Design, Graphic and Visual Design Software, Design
★ 5 (6) · Beginner · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Microsoft Copilot, Prompt Engineering, Vibe coding, GitHub, AI Workflows, Generative AI Agents, Software Development Tools, Application Development, Software Development, Responsible AI, Code Review, Generative AI, Artificial Intelligence, AI Personalization, Design Software, Software Engineering, Web Development, React.js, Front-End Web Development, Javascript
★ 4.5 (13) · Beginner · Course · 1 - 3 Months

Skills you'll gain: ISO/IEC 27001, Auditing, Audit Planning, Security Controls, Cyber Security Policies, Security Management, Information Systems Security, Information Assurance, Risk Management, Risk Management Framework, Identity and Access Management, Record Keeping, Information Technology
★ 4.2 (10) · Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Data Presentation, Data Visualization, Microsoft Excel, Data Storytelling, Data Literacy, Data Visualization Software, Spreadsheet Software, Pivot Tables And Charts, Data Analysis, Data Science, Exploratory Data Analysis, Analysis, Productivity Software, Microsoft 365
★ 4.4 (8) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Visual Storytelling, Adobe Firefly, AI powered creativity, Prompt Engineering, Adobe Express, Ideation, Prompt Engineering Tools, Generative AI, Presentations, Writing, Creativity, Storytelling, Adobe Creative Cloud, Creative Design, Design Thinking, Collaboration, Visual Design, Image Quality
★ 4.9 (16) · Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Data Structures, File I/O, Data Processing, Application Development, Code Reusability, Maintainability, File Management, File Systems, Programming Principles, Computer Programming, Python Programming, System Configuration, Data Import/Export, Software Development, Virtual Machines
★ 4.7 (23) · Beginner · Specialization · 1 - 3 Months