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: Electrical Engineering, electromagnetics, Simulation and Simulation Software, Design Software, Image Analysis, Engineering Analysis, Numerical Analysis, System Design and Implementation, Applied Mathematics, Physics
Build toward a degree
Advanced · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Social Justice, Social Work, Pedagogy, Community and Social Work, Child Development, Community Development, Childhood Education and Development, Creativity, Education and Training, Cultural Diversity, Working With Children, Family Support, Rapport Building, Case Studies, Discussion Facilitation
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: HTML and CSS, React.js, Web Applications, Front-End Web Development, Javascript, Cascading Style Sheets (CSS), Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

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

University of Michigan
Skills you'll gain: Data Visualization, Surveys, Tidyverse (R Package), Data Analysis, Demography, Public Administration, Policy Analysis, Public Policies, R Programming, Statistical Programming, Data Transformation, Data Cleansing, Data Manipulation
Intermediate · Course · 1 - 3 Months
Rice University
Skills you'll gain: Theoretical Computer Science, Computer Programming, Computational Thinking, Programming Principles, Debugging, Algorithms, Python Programming
Intermediate · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Customer Engagement, Target Market, Digital Advertising, Customer Retention, Search Engine Optimization, Digital Media Strategy, Lead Generation, Digital Marketing, Marketing Strategies, Customer Acquisition Management, Customer experience strategy (CX), Cash Flows, Web Analytics, Market Research
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Dashboard, Ggplot2, Interactive Data Visualization, Data Visualization Software, Data Presentation, Application Development, Data Sharing, UI Components, Application Deployment
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Continuous Delivery, Test Driven Development (TDD), Unit Testing, Continuous Deployment, Continuous Integration, Agile Methodology, Test Automation, Code Review, Maintainability, Software Development, Mockups, Software Development Methodologies, Test Case, Development Testing, Software Testing, Testability, Debugging, Python Programming, Version Control
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Kubernetes
Intermediate · Specialization · 1 - 3 Months

Imperial College London
Skills you'll gain: Health Policy, Health Systems, Health Assessment, Health Care, Public Health, Policy Analysis, Health Care Administration, Community Health, Program Evaluation, Research, Case Studies
Beginner · Course · 1 - 4 Weeks

Queen Mary University of London
Skills you'll gain: Cloud Services, Legal Risk, Cloud Computing, Intellectual Property, Contract Negotiation, Cloud Security, Contract Review, Law, Regulation, and Compliance, Service Level Agreement, Data Security, Cybersecurity
Beginner · Course · 1 - 4 Weeks