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.

Arizona State University
Skills you'll gain: Oral Comprehension, English Language, Literacy, Grammar, Language Learning, Vocabulary
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Responsive Web Design, OpenAI API, HTML and CSS, Cascading Style Sheets (CSS), Javascript, LLM Application, Application Development, User Interface (UI) Design, Web Design and Development, Application Programming Interface (API), OpenAI, Figma (Design Software)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Front-End Web Development, Web Design and Development, Hypertext Markup Language (HTML), Web Design, Web Development, Cloud Deployment, User Interface (UI), User Interface (UI) Design, Application Deployment, Typography, Cloud Hosting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), Program Development, Full-Stack Web Development, Event-Driven Programming
★ 4.8 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mobile Development, Cross Platform Development, Mobile Development Tools, .NET Framework, Authentications, Application Development, User Interface (UI), Application Programming Interface (API), Application Frameworks, UI Components, C# (Programming Language), API Design, Development Environment, Object-Relational Mapping, Identity and Access Management, Authorization (Computing), Network Troubleshooting, Role-Based Access Control (RBAC), Software Design Patterns
★ 4.3 (6) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Flutter (Software), Mobile Development, Data Validation, User Interface (UI) Design, User Interface (UI), Application Design, Application Development, UI Components, Usability, Verification And Validation, Interactive Design, Data Entry
★ 4.9 (20) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, AI Orchestration, Vibe coding, AI Workflows, Generative AI Agents, Technical Management, Agentic systems, Application Development, Video Game Development, Development Environment, Application Deployment, Artificial Intelligence, Cloud Hosting, Software Installation, Computer Programming, Authentications, Databases, System Configuration
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Policy Analysis, Research, and Development, Network Performance Management, Policy Development, Policy Analysis, Social Justice, General Networking, Public Policies, Law, Regulation, and Compliance, Network Infrastructure, Cyber Governance, Economics, Policy, and Social Studies, Business Economics, Socioeconomics, Economics, Diversity Equity and Inclusion Initiatives, Telecommunications, Regulation and Legal Compliance, Technical Writing
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Overcoming Objections, Closing (Sales), Rapport Building, B2B Sales, Price Negotiation, Negotiation, Sales, Communication, Influencing, Collaboration, Compensation Strategy
Mixed · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Cloud Computing Architecture, Cloud Computing, Cloud Standards, Cloud Infrastructure, Cloud Services, Resource Allocation, Cloud Security, Infrastructure As A Service (IaaS), Virtualization and Virtual Machines, Cloud Deployment, Virtualization, Hybrid Cloud Computing, Containerization, Software As A Service, Platform As A Service (PaaS), Brokerage, Scalability
Intermediate · Course · 1 - 3 Months

Technical University of Munich (TUM)
Skills you'll gain: Lean Manufacturing, Quality Improvement, Production Schedule, Production Process, Kaizen Methodology, Quality Management, Production Management, Production Line, Manufacturing Operations, Continuous Improvement Process, Product Quality (QA/QC), Lean Methodologies, Lean Six Sigma, Process Improvement, Scheduling, Quality Control, Operational Efficiency, Process Analysis, Kanban Principles, Workflow Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Writing and Editing, Writing, Personal Development, Meditation & Breathwork, Lifelong Learning, Self-Awareness, Self-Motivation, Self-Discipline, Creativity, Mindfulness, Emotional Intelligence, Overcoming Obstacles
Beginner · Course · 1 - 4 Weeks