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.

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

Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Behavior-Driven Development, Apache Maven, API Testing, Test Script Development, Restful API, Test Automation, JSON, Scalability, Test Case, Test Data, Authentications, Java
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Tax Compliance, Registration, Export Control, Tax, Claims Processing, Compliance Reporting, Tax Laws, Invoicing, Regulation and Legal Compliance, Timelines, Problem Solving
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Equipment Design, Plant Operations and Management, Manufacturing Processes, Chemical Engineering, Process Engineering, Mechanical Engineering, Materials science, Manufacturing Operations, Petroleum Industry, Engineering Practices
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Ancient History, Anthropology, Case Studies, Social Sciences, World History, Timelines, Cultural Diversity, Research, Environment, Biology
Beginner · Course · 1 - 3 Months
Cisco Learning and Certifications
Skills you'll gain: Routing Protocols, Open Shortest Path First (OSPF), Virtual Private Networks (VPN), Wide Area Networks, Network Protocols, Network Architecture, Network Troubleshooting, TCP/IP, Network Planning And Design, Network Monitoring, System Configuration, Continuous Monitoring, Configuration Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft SQL Servers, Data Security, Microsoft Azure, Cloud Security, Database Management, Data Management, Data Access, Role-Based Access Control (RBAC)
Intermediate · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: UI Components, User Interface (UI), User Interface (UI) Design, Event-Driven Programming, Application Design, Development Environment, Application Development, Application Frameworks
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: JSON, Restful API, Web Applications, Application Programming Interface (API), Responsive Web Design, Cascading Style Sheets (CSS), Event-Driven Programming, HTML and CSS, Javascript, Back-End Web Development, Frontend Integration, Web Development, Web Services, Real Time Data, Web Development Tools, Game Design, Hypertext Markup Language (HTML), Servers, Software Development
Intermediate · Specialization · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Engineering, Thermal Management, Materials science, Physics, Engineering Calculations, Mechanics, Physical Science, Applied Mathematics
Intermediate · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Responsive Web Design, Web Design, GitHub, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Version Control, Web Design and Development, Usability, User Interface and User Experience (UI/UX) Design, User Experience, Javascript, Web Content Accessibility Guidelines, Browser Compatibility, User Story, Front-End Web Development, Web Development, Mobile Development, Semantic Web, Git (Version Control System)
Beginner · Specialization · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Vibrations, Control Systems, Mechanics, Torque (Physics), Mechanical Engineering, Engineering Analysis, Engineering Calculations, Differential Equations, Mathematical Modeling, Simulation and Simulation Software
Advanced · Course · 1 - 4 Weeks