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: Virtual Networking, Open Shortest Path First (OSPF), Network Planning And Design, TCP/IP, Computer Networking, System Monitoring, Wireless Networks, Network Routing, Security Controls, Network Switches, Cloud Infrastructure, Local Area Networks, Puppet (Configuration Management Tool), Wide Area Networks, Virtual Machines, Chef (Configuration Management Tool), Real Time Data, Authentications, Scripting, JSON
Intermediate · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Telehealth, Clinical Assessment, Health Technology, Vital Signs, Health Assessment, Patient Preparation, Patient Evaluation, End User Training and Support, Technical Support, Patient Communication
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Innovation, Entrepreneurship, Lean Methodologies, Team Oriented, Ideation, Business Research, Complex Problem Solving, Problem Management, Analysis, Customer Insights
Beginner · Course · 1 - 3 Months
Duke University
Skills you'll gain: Strategic Leadership, Organizational Strategy, Stakeholder Management, Strategic Planning, Business Metrics, Culture, Business Priorities, Leadership, Performance Measurement, Goal Setting, Communication
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, Typography, Cascading Style Sheets (CSS), UI Components, Web Design, Interactive Design, User Interface (UI) Design, HTML and CSS, Browser Compatibility, User Interface (UI), Usability, Hypertext Markup Language (HTML), User Interface and User Experience (UI/UX) Design, Web Content Accessibility Guidelines, Front-End Web Development, Animations, Color Theory, Web Development, Web Development Tools
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Ruby (Programming Language), Object Oriented Programming (OOP), Debugging, Development Environment, Integrated Development Environments, Computer Programming, Programming Principles, Apple Xcode, Software Installation, Microsoft Windows, Command-Line Interface
Beginner · Course · 1 - 3 Months

Skills you'll gain: User Provisioning, Virtual Networking, Multi-Factor Authentication, Virtual Private Networks (VPN), Servers
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Ajax, Java Programming, Test Script Development, Java, Software Testing, Test Automation, Scripting, Web Development Tools, Object Oriented Programming (OOP), Automation, Debugging
Intermediate · Course · 3 - 6 Months

O.P. Jindal Global University
Skills you'll gain: Economics, Game Theory, Economic Development, Market Dynamics, Socioeconomics, Behavioral Economics, Business Economics, Policy Analysis, Public Policies, Decision Making, Market Analysis, Consumer Behaviour, Supply And Demand, Analysis, Cost Benefit Analysis, Strategic Decision-Making, Competitive Analysis, Production Planning, Critical Thinking, Resource Allocation
Build toward a degree
Beginner · Course · 1 - 3 Months
Skills you'll gain: Matplotlib, Plot (Graphics), Data Visualization Software, Jupyter, Interactive Data Visualization, Scatter Plots, Histogram, Box Plots, Animations, Python Programming
Intermediate · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Financial Analysis, Risk Analysis, Financial Modeling, Competitive Analysis, Market Analysis, Business Strategy, Growth Strategies, Business Strategies, Business Analysis, Business Modeling, Analysis, Business Risk Management, Market Share, Competitive Intelligence, Strategic Marketing, Strategic Planning
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Make.com, Email Automation, Deepseek, AI Workflows, Operational Efficiency, No-Code Development, Automation
Beginner · Course · 1 - 4 Weeks