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.

28DIGITAL
Skills you'll gain: Technical Standard, Ethical Standards And Conduct, Interoperability, Emerging Technologies, Common Core Standards, Information Privacy, Digital Communications, Telecommunications, Artificial Intelligence
★ 4.5 (55) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Self-Awareness, Personal Development, Personal Integrity, Growth Mindedness, Initiative and Leadership, Engineering Management, Leadership Studies, Social Impact
★ 4.8 (42) · Beginner · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Calculus, Numerical Analysis, Integral Calculus, Applied Mathematics, Differential Equations, Mechanics, Trigonometry, Physics, Mathematical Theory & Analysis, Derivatives
★ 4.9 (33) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: React Native, Mobile Development, Responsive Web Design, Docker (Software), Azure DevOps, Restful API, Cross Platform Development, Azure DevOps Pipelines, Microservices, Containerization, User Interface and User Experience (UI/UX) Design, DevOps, ASP.NET, UI/UX Strategy, Secure Coding, iOS Development, Development Testing, Mobile Development Tools, CI/CD, Version Control
★ 4.2 (56) · Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, Browser Compatibility, Hypertext Markup Language (HTML), HTML and CSS, Web Development Tools, Web Design, Web Development
★ 4.7 (63) · Intermediate · Guided Project · Less Than 2 Hours

Tecnológico de Monterrey
Skills you'll gain: Negotiation, Strategic Decision-Making, Cultural Diversity, Strategic Thinking, Intercultural Competence, Decision Making, Conflict Management, Plan Execution
★ 4.7 (34) · Intermediate · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Structural Analysis, Structural Engineering, Building Design, Vibrations, SketchUp (3D Modeling Software), Engineering Analysis, Mechanics, Construction, Mathematical Modeling, Prototyping, Failure Analysis, Design, 3D Modeling
★ 4.9 (47) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Email Marketing, Marketing Automation, Newsletters, Automation, Personalized Campaigns, Digital Marketing Tools, Editing
★ 4.5 (44) · Beginner · Guided Project · Less Than 2 Hours

The University of Notre Dame
Skills you'll gain: Business Ethics, Market Dynamics, Ethical Standards And Conduct, Business Economics, Economics, Socioeconomics, Supply And Demand, Business, Economics, Policy, and Social Studies, Social Impact, Social Justice, Public Policies
★ 4.7 (32) · Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Robotics, Automation Engineering, Machine Controls, Internet Of Things, Control Systems, Automation, Image Analysis, Industrial Engineering, Computer Vision, Equipment Design, Mechanical Design
★ 4.5 (34) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Image Analysis, Event-Driven Programming, Scalability, Dataflow, Digital Signal Processing, Distributed Computing, C++ (Programming Language), Program Development, Performance Tuning, Memory Management, Algorithms
★ 3.3 (26) · Intermediate · Course · 1 - 3 Months

CVS Health
Skills you'll gain: Cashiering, Transaction Processing, Retail Sales, Retail Store Operations, Team Oriented, Customer Inquiries, Customer Service, Data Entry, Cash Handling, Customer Relationship Building, Point of Sale, E-Commerce, Customer Data Management, Accident Reporting, Payment Systems, Cross-Functional Collaboration, Payment Processing and Collection, Record Keeping, Time Management, Social Media
★ 4.8 (37) · Beginner · Course · 1 - 3 Months