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.

Skills you'll gain: JavaScript Frameworks, Vue.JS, Front-End Web Development, Responsive Web Design, React.js, Web Development Tools, Application Programming Interface (API), HTML and CSS, Angular, Cascading Style Sheets (CSS), Javascript
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: React Native, Mobile Development, Responsive Web Design, Cross Platform Development, iOS Development, User Interface (UI) Design, Android Development, Application Development, Data Storage Technologies, Development Environment, Javascript, Data Management, Debugging
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Teradata SQL, Data Modeling, Database Design, Database Administration, Database Architecture and Administration, Database Management, Database Management Systems, Data Architecture, Data Warehousing, SQL, Data Import/Export, Software Installation, Performance Tuning
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Markov Model, Engineering Analysis, Mathematical Modeling, Computational Thinking, Failure Analysis, Biological Engineering, Hazard Analysis, Simulations, Chemical Engineering, Model Evaluation, Applied Mathematics, Differential Equations, Probability
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Development Tools
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Cloud-Native Computing, Istio, Docker (Software), Kubernetes, Containerization, Google Cloud Platform, Cloud Computing Architecture, Scalability, Microservices, Cloud Deployment, Application Deployment, Cloud Applications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Layout Design, Creative Design, Graphic and Visual Design Software
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Telecommuting, Team Leadership, Peer Review, Rapport Building, Management Training And Development, Leadership and Management, Collaborative Software, Organizational Leadership, Team Motivation, Drive Engagement, Relationship Building, Initiative and Leadership, Remote Access Systems, Cross-Functional Collaboration, Communication Planning, Communication
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apple iOS, Responsive Web Design, Swift Programming, Apple Xcode, Mobile Development, User Interface (UI) Design, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Science, Version Control, R (Software), Big Data, R Programming, Data Visualization Software, General Science and Research, GitHub, Statistical Programming, Git (Version Control System), Data Analysis, Exploratory Data Analysis, Integrated Development Environments, Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Computer Graphics, Visualization (Computer Graphics), Design
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Loans, Higher Education, Student Services, Financial Policy, Education and Training, Public Policies, Policy Analysis, Return On Investment, Economics, Advocacy
Mixed · Course · 1 - 3 Months