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.

University of Leeds
Skills you'll gain: Web Design and Development, Web Development, Web Content Accessibility Guidelines, Web Design, Hypertext Markup Language (HTML), Front-End Web Development, Full-Stack Web Development, Data Security, Web Content, Back-End Web Development, Program Development, Cascading Style Sheets (CSS), Javascript, Information Privacy, Computer Architecture
Beginner · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Environmental Monitoring, Geospatial Information and Technology, Environment, Global Positioning Systems, Geographic Information Systems, Climate Change Programs, Image Analysis, Continuous Monitoring, Forecasting, Data Access, Data Collection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), UI Components, Front-End Web Development, User Interface (UI), Web Design, React.js, Responsive Web Design, User Experience, Typography, Javascript
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Application Security, Secure Coding, Security Testing, Vulnerability Scanning, Security Controls, Intrusion Detection and Prevention, Security Awareness, Web Applications, Browser Compatibility, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Generative AI, Artificial Intelligence, Exploratory Data Analysis, Data Cleansing, Data-Driven Decision-Making, Real Time Data, Data Analysis, AI Workflows, Data Processing, Pandas (Python Package), Automation, Data Validation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Presentations, Adaptability
Beginner · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Eclipse (Software), Java, Java Programming, Object Oriented Programming (OOP), Integrated Development Environments, Data Structures, File I/O, Programming Principles, Algorithms, Computer Programming, Development Environment, Computational Thinking, Debugging, Software Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Content Creation, Layout Design, Image Quality
Mixed · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Risk Management, Environmental Policy, Environment, Environmental Science, Sustainable Development, Social Impact, Advocacy
Beginner · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Social Justice, Community Organizing, Social Sciences, Cultural Diversity, Public Policies, World History, Political Sciences, Advocacy, Governance, Media and Communications
Beginner · Course · 1 - 4 Weeks

Hebrew University of Jerusalem
Skills you'll gain: Biology, Life Sciences, Molecular, Cellular, and Microbiology, Molecular Biology, Anatomy, Anthropology, Environmental Science, Cell Biology, Taxonomy, Microbiology, Physiology
Beginner · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Financial Analysis, Risk Analysis, Financial Modeling, Competitive Analysis, Market Analysis, Business Strategy, Growth Strategies, Business Strategies, Business Analysis, Business Modeling, Analysis, Business Risk Management, Market Share, Competitive Intelligence, Strategic Marketing, Strategic Planning
Beginner · Course · 1 - 3 Months