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.

Michigan State University
Skills you'll gain: Peer Review, Storyboarding, Editing, Storytelling
Mixed · Course · 1 - 3 Months

Rice University
Skills you'll gain: Basic Electrical Systems, Electrical Engineering, Torque (Physics), electromagnetics, Physics, Electrical Systems, Engineering Analysis, Electronics, Electronic Components, Engineering Calculations, Mechanics, Mathematical Modeling, Applied Mathematics, Problem Solving, Calculus, Advanced Mathematics, Mathematical Theory & Analysis, Differential Equations, Trigonometry, Integral Calculus
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Routing Protocols, Wide Area Networks, Network Security, Network Routing, Data Centers, TCP/IP, Open Shortest Path First (OSPF), Network Protocols, Network Switches, Virtual Machines, Network Administration, Virtual Local Area Network (VLAN), Virtualization, Virtual Private Networks (VPN), Wireless Networks, Network Monitoring, Computer Networking, Firewall, Network Troubleshooting, Network Architecture
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, Front-End Web Development, Web Design and Development, HTML and CSS, User Interface and User Experience (UI/UX) Design, Web Applications, UI Components, Browser Compatibility, Javascript, Interactive Design, Mobile Development, Typography, Animations
Beginner · Course · 1 - 3 Months

Columbia University
Skills you'll gain: Financial Market, Securities (Finance), Derivatives, Mathematical Modeling, Applied Mathematics, Capital Markets, Futures Exchange, Equities, Financial Modeling, Probability, Risk Management, Portfolio Management, Probability Distribution, Cash Flows
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Event-Driven Programming, UI Components, Javascript, Interactive Design, Animations, Application Programming Interface (API), User Interface and User Experience (UI/UX) Design, Real Time Data, Data Persistence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Game Design, Python Programming, Programming Principles, Computer Programming, Scripting, Data Validation, Data Analysis
Beginner · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Responsive Web Design, AI Personalization, Web Analytics and SEO, HTML and CSS, Web Content, Application Security, Web Servers, Cloud Hosting, Control Panels
Beginner · Course · 1 - 4 Weeks

Sapienza University of Rome
Skills you'll gain: Ancient History, 3D Modeling, Scientific Methods, Anthropology, Investigation, Data Modeling, Cultural Diversity, Case Studies, Art History, Research, Timelines, Data Management
Mixed · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Market Analysis, Peer Review, Case Studies, Marketing Planning, Marketing Management, Strategic Marketing, Hospitality Management, Consumer Behaviour, Marketing Strategy and Techniques, Marketing Effectiveness, Marketing Operations, Target Market, Competitive Analysis, Business
Beginner · Course · 1 - 3 Months

Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Ancient History, Governance, Social Studies, World History, Anthropology, Diplomacy, Sociology, Political Sciences, Economics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Design and Development, Responsive Web Design, Development Environment, User Accounts, User Interface (UI), Debugging
Intermediate · Course · 1 - 3 Months