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.

Yale University
Skills you'll gain: Social Justice, Environmental Issue, Social Studies, Natural Resource Management, Environment, Environment and Resource Management, Cultural Diversity, Culture, Sustainable Development, Cultural Sensitivity, Economics, Policy, and Social Studies, World History, Land Management, Advocacy, Storytelling
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: JUnit, Test Driven Development (TDD), Unit Testing, Test Case, Software Testing, Mockups, Eclipse (Software), Test Data, Development Testing, Test Automation, Test Execution Engine, Integrated Development Environments, Test Script Development, Testability, Java
Intermediate · Specialization · 1 - 3 Months

Goodwill Industries International
Skills you'll gain: Interviewing Skills, Coaching, Client Support, Employee Onboarding, LinkedIn, Professional Networking, Branding, Negotiation, Business Writing, Goal Setting, Financial Planning
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Network Infrastructure, General Networking, Network Protocols, Network Routers, Network Architecture, Internet Of Things, Wireless Networks, Local Area Networks, Wide Area Networks, Network Switches, Virtual Local Area Network (VLAN), Network Planning And Design, Network Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangGraph, Generative AI Agents, Agentic systems, AI Workflows, OpenAI API, LLM Application, Artificial Intelligence, User Interface (UI), Prompt Engineering, Natural Language Processing, Python Programming, Context Management
Intermediate · Course · 1 - 3 Months

The Chinese University of Hong Kong
Skills you'll gain: Art History, Ancient History, World History, Cultural Diversity, Anthropology, Sociology, Policy Analysis, Political Sciences, Economics, Governance
Mixed · Course · 1 - 3 Months

Skills you'll gain: Power Apps Component Framework, Document Management, Microsoft Power Platform, Data Entry, Excel Formulas, Microsoft 365, Application Design, Cloud Applications
Beginner · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, LLM Application, Tool Calling
Beginner · Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Web Design and Development, Web Applications, Browser Compatibility, User Experience Design, Requirements Analysis, Client Services, Javascript
Mixed · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Analysis, Descriptive Statistics, Statistical Methods, Probability & Statistics, Data Ethics, Data Collection, Exploratory Data Analysis, Statistical Reporting, Logistic Regression, Statistical Modeling, Data Cleansing
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Data Quality, Quantitative Research, Data Validation, Data Integrity, Data Governance, Data Collection, Quality Assurance, Data Processing, Data Strategy, Data Analysis, Data Management, Model Evaluation, Data Preprocessing, Data Access, Statistical Analysis, Sampling (Statistics), Verification And Validation, Design Strategies, Threat Detection
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Call Center Experience, Interviewing Skills, De-escalation Techniques, Customer Relationship Building, Customer Complaint Resolution, Customer Service, Problem Solving, Conflict Management, Inbound Calls, Outbound Calls, Customer Support, Professionalism, LinkedIn, Communication
Beginner · Course · 1 - 4 Weeks