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.

University of Colorado Boulder
Skills you'll gain: Physics, Physical Science, Materials science, Mathematical Modeling, Applied Mathematics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Process Capability, Project Schedules, Statistical Analysis, Statistical Methods, Data Analysis, Project Management, Project Planning, Six Sigma Methodology, Work Breakdown Structure, Lean Six Sigma, Process Analysis, Data Collection, Project Scoping, Probability & Statistics, Performance Measurement, Scope Management, Performance Metric, Performance Analysis, Quality Monitoring, Process Improvement and Optimization
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unit Testing, Test Case, Application Deployment, Responsive Web Design, Continuous Deployment, Maintainability, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, Software Testing, Test Script Development, HTML and CSS, Development Testing, Hypertext Markup Language (HTML), Interviewing Skills, Web Development Tools, Debugging, Web Development, Application Development, Software Documentation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Web Development, Web Language, Web Applications, Web Design and Development, Cascading Style Sheets (CSS), Web Design
Beginner · Guided Project · Less Than 2 Hours

Rutgers the State University of New Jersey
Skills you'll gain: Supplier Quality Management, Procurement, Strategic Sourcing, Supplier Risk Management, Purchasing, Supply Management, Supplier Management, Risk Management, Business Risk Management, Supply Chain, Quality Management, Supply Chain Management, Risk Analysis, Cost Reduction, Cost Benefit Analysis, Cost Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Agile Methodology, Product Management, Sprint Planning, Sprint Retrospectives, Backlogs
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, User Interface (UI), LLM Application, AI Workflows, AI Integrations, Human Computer Interaction, Agentic Workflows, Retrieval-Augmented Generation, AI Product Strategy, Embeddings, Application Deployment, Case Studies
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Sustainable Technologies, Sustainable Engineering, Sustainable Business, Strategic Leadership, Product Engineering, Organizational Leadership, Business Leadership, Sustainable Systems, Waste Minimization, Product Design, Sustainable Development, Product Lifecycle Management, Corporate Sustainability, Pollution Prevention, Environment and Resource Management, Environmental Issue, Environmental Regulations, Business Modeling, Process Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Water Resources, Water Quality, Hazard Analysis, Pollution Prevention, Food Safety and Sanitation, Food and Beverage, Environmental Issue, Laboratory Testing, Environmental Monitoring, Public Health, Microbiology, Analytical Testing, Analytical Chemistry, Environmental Science, Biochemistry, Biochemical Assays
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Application Deployment, Integrated Development Environments, Development Testing, Web Development Tools, Program Development, Cryptographic Protocols, Javascript, Scripting
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: User Research, UI/UX Research, User Interface and User Experience (UI/UX) Design, User Interface (UI), User Experience, UI/UX Strategy, Persona (User Experience), User Centered Design, Usability, User Flows, User Interface (UI) Design, Responsive Web Design, Graphic and Visual Design, Interactive Design, Interaction Design, Layout Design, Design Elements And Principles, Typography, Prototyping
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Agentic Workflows, Generative AI Agents, Agentic systems, AI Orchestration, OpenAI API, AI Workflows, OpenAI, LLM Application, AI Integrations, Performance Tuning, Real Time Data, Tool Calling, Prompt Patterns, Prompt Engineering, Token Optimization, AI Security, Application Programming Interface (API), Software Architecture, Systems Integration
Intermediate · Course · 1 - 4 Weeks