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.

Sungkyunkwan University
Skills you'll gain: Political Sciences, Social Studies, International Relations, Social Justice, Policy Analysis, Family Law, Social Sciences, World History, Culture, Diplomacy, Civil Law, Ethical Standards And Conduct, Governance
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Field-Programmable Gate Array (FPGA), Scalability, Performance Tuning, C++ (Programming Language), Embedded Software, Computer Architecture, Cross Platform Development, Hardware Architecture, Application Development, C (Programming Language), Program Development, Application Performance Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Meeting Facilitation, Agile Project Management, Employee Coaching, Agile Methodology, Team Building, Conflict Management, Leadership and Management, Leadership, Team Leadership, Organizational Leadership, Kanban Principles, Decision Making, Active Listening
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Development Tools, Web Design, Development Environment, Web Content Accessibility Guidelines, Front-End Web Development, Semantic Web, Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unit Testing, JUnit, Integration Testing, Restful API, Test Driven Development (TDD), Software Testing, Java Programming, Hibernate (Java)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Animation and Game Design, Animations, 3D Assets, User Interface (UI), Creativity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Color Theory, Web Design, Responsive Web Design, HTML and CSS, ChatGPT, User Interface (UI) Design, Web Content, Generative AI, Development Environment, Javascript, Web Servers, Cloud Hosting, Software Installation, Databases
Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: User Interface (UI), Responsive Web Design, User Interface and User Experience (UI/UX) Design, Digital Design, Web Design, User Experience, Motion Graphics, Adobe XD, Animations, Prototyping, Graphic Design, Augmented and Virtual Reality (AR/VR), Style Guides
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Networking Hardware, General Networking, Network Infrastructure, Local Area Networks, OSI Models, Network Protocols, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), TCP/IP, Network Architecture, Computer Networking, Network Model, Wireless Networks, Network Security, Network Switches, Virtual Local Area Network (VLAN)
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Statistical Hypothesis Testing, Quantitative Research, Statistical Software, Statistical Analysis, Data Analysis, Probability & Statistics, Analysis, Statistical Methods, Statistical Inference, Analytical Skills, Statistics, Psychology, Regression Analysis, Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unit Testing, React.js, Webpack, Angular, Web Development Tools, Development Environment, Debugging, Vue.JS, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, HTML and CSS, Web Development, Javascript, GitHub
Intermediate · Course · 1 - 4 Weeks