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: No-Code Development, Responsive Web Design, Technical Analysis, User Accounts, Frontend Integration, Workflow Management, Market Data, Data Visualization, UI Components, Financial Trading, Regression Analysis, Application Development, Business Process Automation, Trend Analysis, Product Automation, Interactive Design, Web Design, Predictive Modeling, Automation, UI/UX Strategy
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Semiconductors, Electrical Engineering, Electronics, Electrical Power, Electronics Engineering, Electronic Components, Engineering Analysis
★ 4.8 (1.4K) · Intermediate · Course · 1 - 4 Weeks

The University of Chicago
Skills you'll gain: Intellectual Property, Electronic Media, Law, Regulation, and Compliance, Information Privacy, Media and Communications, General Data Protection Regulation (GDPR), Personally Identifiable Information, Digital Content, Digital Publishing, General Networking, Technology Strategies, Network Infrastructure, Regulation and Legal Compliance, Telecommunications, Legal Strategy, Legal Risk, Market Dynamics, Economic Development, Case Law, Lawsuits
★ 4.8 (1.1K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: React Native, UI Components, Mobile Development, Responsive Web Design, User Interface (UI), React Redux, Debugging, Application Deployment, React.js, Application Development, User Interface (UI) Design, Animations, Figma (Design Software), OpenAI API, Mobile Development Tools, iOS Development, LLM Application, Apple iOS, Cross Platform Development, Application Design
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Android Jetpack, Android Studio, Android Development, Kotlin, Mobile Development, UI Components, Application Frameworks, Mobile Development Tools, Prototyping, User Interface (UI), Application Development, Animations, User Interface (UI) Design, Data Management, Development Environment, Responsive Web Design, Programming Principles, Interactive Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cyber Security Assessment, Cybersecurity, Simulations, Scenario Testing, Security Testing, Security Controls, Vulnerability Management, Incident Response
★ 4.8 (1.3K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Local Area Network (VLAN), Routing Protocols, Virtual Networking, Network Switches, Network Administration, Network Routing, Network Troubleshooting, Open Shortest Path First (OSPF), Network Routers, TCP/IP, Computer Networking, Network Infrastructure, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Performance Management, Networking Hardware, Network Security, Network Protocols, System Configuration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: No-Code Development, Responsive Web Design, User Accounts, Frontend Integration, Workflow Management, UI Components, Application Development, Product Automation, Interactive Design, Web Design, Database Application, Web Design and Development, Identity and Access Management, Automation, User Interface (UI) Design, Databases, Authentications, Authorization (Computing), Computational Logic, Debugging
Intermediate · Course · 3 - 6 Months

Duke University
Skills you'll gain: Deep Learning, Model Evaluation, Unsupervised Learning, Machine Learning, Regression Analysis, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, Artificial Neural Networks, Decision Tree Learning, Model Training, Computer Vision, Logistic Regression, Supervised Learning, Machine Learning Algorithms, Natural Language Processing, Data Science, Predictive Analytics
★ 4.7 (810) · Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Pump Stations, Schematic Diagrams, Process Flow Diagrams, Hydraulics, Plumbing, Building Services Engineering, Engineering Drawings, Structural Engineering, Safety Standards, Structural Analysis, Design Specifications, Engineering Calculations, Technical Standard, Materials science
★ 4.8 (16) · Intermediate · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Ancient History, Architectural Design, Social Studies, Architecture and Construction, World History, Physical Science, General Science and Research, Engineering, Scientific, and Technical Instruments, Scientific Methods, Simulation and Simulation Software
★ 4.5 (1.4K) · Beginner · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Liberal Arts, Research, Scientific Methods, Social Sciences, Cultural Diversity, Psychology, Sociology
★ 4.6 (529) · Beginner · Course · 1 - 3 Months