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: Debugging, Python Programming, Cybersecurity, Scripting, Programming Principles, IT Automation, Algorithms, Automation, Computer Programming, File Management, Data Structures
★ 4.8 (3.5K) · Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Project Scoping, Communication Planning, Cost Management, Scope Management, Project Estimation, Project Schedules, Earned Value Management, Scheduling, Team Management, Quality Assurance, Stakeholder Management, Work Breakdown Structure, Risk Management, Organizational Structure, Procurement, Project Risk Management, Project Documentation, Requirements Management, Project Management, Planning
★ 4.7 (4.8K) · Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Microsoft Excel, Excel Formulas, Data Management, Data Visualization, Spreadsheet Software, Data Validation, Data Cleansing, Data Analysis Expressions (DAX), Data Integrity, Productivity Software, Problem Solving
★ 4.7 (3.7K) · Beginner · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Excel Formulas, Microsoft Excel, Data Cleansing, Data Manipulation, Data Preprocessing, Spreadsheet Software, Data Transformation, Data Validation, Data Analysis, Pivot Tables And Charts, Automation
★ 4.8 (4.3K) · Intermediate · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard, Business Intelligence, Data Import/Export, Business Reporting, Interactive Data Visualization, Data Storytelling, Data Modeling, Data Transformation, Data Visualization Software, Data Analysis, Data Sharing, Sales, Key Performance Indicators (KPIs)
★ 4.8 (248) · Beginner · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Music Theory, Music, Classical Music, Musical Composition
★ 4.5 (1.9K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Ethics, Data Analysis, Data-Driven Decision-Making, Analytics, Workflow Management, Business Analytics, Data Science, Statistical Reporting, Business Intelligence, Project Design, Project Management, Communication, Stakeholder Communications, Machine Learning
★ 4.7 (3.9K) · Advanced · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Version Control, Hypertext Markup Language (HTML), GitHub, Git (Version Control System), HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Web Development, Web Design, Image Quality, Web Content, Front-End Web Development, Web Servers, Semantic Web, Cloud Hosting
★ 4.7 (3.7K) · Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Cascading Style Sheets (CSS), Bootstrap (Front-End Framework), Wireframing, Front-End Web Development, User Interface (UI) Design, Browser Compatibility, Usability, Web Content Accessibility Guidelines, Mobile Development Tools, Javascript
★ 4.7 (4.6K) · Beginner · Course · 1 - 4 Weeks
The University of Edinburgh
Skills you'll gain: Life Sciences, Biology, Environmental Science, Environment, Research, Biochemistry, Microbiology, Scientific Methods, Chemistry
★ 4.8 (2.7K) · Mixed · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Survey Creation, Surveys, Market Research, Business Research, Consumer Behaviour, Marketing Strategies, Research Design, Data Analysis, Research Reports, Market Analysis, Research Methodologies, Experimentation, Customer Analysis, Focus Group, Business Marketing, Decision Making
★ 4.4 (4.9K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: DevOps, Agile Methodology, Cloud-Native Computing, CI/CD, Test Driven Development (TDD), Scrum (Software Development), Behavior-Driven Development, Performance Metric, Accountability, Team Oriented, Culture Transformation, Microservices, Cross-Functional Collaboration
★ 4.8 (4.2K) · Beginner · Course · 1 - 3 Months