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 Pennsylvania
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization Software, Data Visualization, Tableau Software, Presentations, Verbal Communication Skills, Data-Driven Decision-Making, Data Analysis, Scatter Plots, Stakeholder Communications, Spatial Analysis, Trend Analysis
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Kinesiology, Human Musculoskeletal System, Scientific Methods, Exercise Science, Anthropology, Biology, Anatomy, 3D Assets, Research, Mechanics, Physiology, Human Development, Taxonomy, Child Development, Visualization (Computer Graphics), Life Sciences, Scientific Visualization, Spatial Data Analysis, Obstetrics And Gynecology, Orthopedics
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Restful API, Cloud API, Application Programming Interface (API), Postman API Platform, Java Programming, Java, Mobile Development, Apache Maven, Web Development, Eclipse (Software), Software Design
Intermediate · Guided Project · Less Than 2 Hours

University of California, Santa Cruz
Skills you'll gain: Go (Programming Language), Data Structures, C and C++, Object Oriented Programming (OOP), Computer Programming, Unit Testing, Algorithms, Computer Science, Debugging, Integration Testing, Software Design
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Social Justice, Environmental Issue, Sustainable Development, Environmental Policy, Health Equity, Environmental Resource Management, Environmental Laws, Diversity Equity and Inclusion Initiatives, Environmental Regulations, Natural Resource Management, Community Development, Advocacy, Research, Collaboration, Case Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Web Development, HTML and CSS, Front-End Web Development, Web Servers, Cascading Style Sheets (CSS), Web Applications, Server Side, Javascript, Middleware, Back-End Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Game Design, Android Development, Unity Engine, Video Game Development, 3D Assets, Mobile Development, User Interface (UI), Debugging, C# (Programming Language), Development Testing, UI Components, Scripting, User Interface (UI) Design, Development Environment, Animations, Object Oriented Programming (OOP), Software Installation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Tax Compliance, Registration, Export Control, Tax, Claims Processing, Compliance Reporting, Tax Laws, Invoicing, Regulation and Legal Compliance, Timelines, Problem Solving
Beginner · Course · 1 - 4 Weeks

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Encryption, Data Structures, Virtualization and Virtual Machines, Network Protocols, Distributed Computing, Algorithms
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Business, Organizational Leadership, Organizational Change, Corporate Sustainability, Business Transformation, Sustainable Development, Performance Measurement, Waste Minimization, Business Modeling, Innovation, Product Lifecycle Management, Resource Management, Environmental Social And Corporate Governance (ESG), Key Performance Indicators (KPIs), Packaging and Labeling, Case Studies
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Intrusion Detection and Prevention, Incident Response, Threat Detection, Endpoint Detection and Response, Computer Security Incident Management, Cyber Threat Intelligence, Distributed Denial-Of-Service (DDoS) Attacks, Anomaly Detection, Cybersecurity, Cyber Security Strategy, Threat Management, Continuous Monitoring, System Monitoring, Virtual Machines, Network Security, Event Monitoring, Network Monitoring, Applied Machine Learning, Network Analysis, Data Analysis
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Presentations, Adaptability
Beginner · Course · 1 - 4 Weeks