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 Michigan
Skills you'll gain: Human Capital, Human Resources, Human Resources Management and Planning, Human Resource Strategy, HR Tech, Human Resource Policies, People Analytics, Employee Engagement, Workforce Development, Industrial and Organizational Psychology, Compensation Management, Employee Retention, Safety Culture, Legal Risk, Labor Law, Environment Health And Safety, Organizational Leadership, Communication Strategies
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Robotics, Data Mapping, Real-Time Operating Systems, Simulations, Linear Algebra, Python Programming, Algorithms, Computer Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Object Oriented Programming (OOP), Test Script Development, Test Tools, Software Testing, Programming Principles, Software Installation, Scripting, Python Programming, Development Environment, Integrated Development Environments, Debugging
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization Software, Exploratory Data Analysis, Data Presentation, Data Storytelling, Scatter Plots, Tidyverse (R Package), R Programming, Box Plots, Histogram, Animations, Data Manipulation
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Target Market, Persona Development, Systems Thinking, Technical Management, Business Modeling, Product Lifecycle Management, Entrepreneurship, Business Planning, Operations Management, Engineering Management, Market Analysis, New Product Development, Governance, Performance Metric, Leadership, Business Strategy, Engineering, Recruitment Strategies
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Networking Hardware, Network Monitoring, OSI Models, Routing Protocols, Software-Defined Networking, Network Troubleshooting, Network Architecture, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, TCP/IP, Network Routing, Computer Networking, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Network Administration, Network Performance Management, Local Area Networks, Hardening, Intrusion Detection and Prevention
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Front-End Web Development, Web Design and Development, Web Design
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Data Import/Export, R Programming, Data Manipulation, Data Analysis, Ggplot2, Relational Databases, Data Transformation, Data Cleansing, Data Structures, Programming Principles
Beginner · Course · 1 - 3 Months

Michigan State University
Skills you'll gain: Design Thinking, Brainstorming, Creative Thinking, Creativity, Ideation, Human Centered Design, Problem Solving, Curiosity, Innovation, Cognitive flexibility, Self-Awareness, Empathy
Beginner · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: HTML and CSS, Responsive Web Design, Hypertext Markup Language (HTML), Web Design and Development, Cascading Style Sheets (CSS), Web Development, Web Applications, Web Design, Front-End Web Development, Animations, Embeddings, Typography
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Electronics, Communication Systems, Hardware Design, Digital Communications, Electronic Systems, Electrical Engineering, Digital Signal Processing, Failure Analysis, Electronic Components, Estimation, Debugging, Network Analysis, Simulation and Simulation Software
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: DevSecOps, DevOps, Application Security, Secure Coding, Security Testing, Continuous Delivery, CI/CD, Security Engineering, Continuous Integration, Threat Modeling, Containerization, Continuous Monitoring, Vulnerability Management, Cloud Security, Automation
Beginner · Course · 1 - 4 Weeks