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.

Pearson
Skills you'll gain: Virtual Local Area Network (VLAN), Network Security, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Network Architecture, TCP/IP, Routing Protocols, Network Switches, Network Routing, Open Shortest Path First (OSPF), Wireless Networks, Ansible, General Networking, Network Infrastructure, Software-Defined Networking, Computer Networking, OSI Models, Local Area Networks, Network Planning And Design, Virtual Private Networks (VPN)
Beginner · Specialization · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Responsible AI, Digital pedagogy, LLM Application
Beginner · Course · 1 - 4 Weeks

Technical University of Munich (TUM)
Skills you'll gain: Biotechnology, Business Modeling, Commercialization, Entrepreneurship, Business Strategy, Feasibility Studies, Business Valuation, Market Opportunities, Innovation, Intellectual Property, Product Development, Team Building, Regulatory Requirements
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Interactive Data Visualization, Interactive Design, Programming Principles, Visualization (Computer Graphics), Python Programming, Graphic and Visual Design, Computer Graphics, Computational Logic, Software Design, Computer Programming, Computational Thinking, File I/O, Data Structures, Animations
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Database Management, Data Manipulation, Database Systems
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Windows PowerShell, Scripting, Microsoft Windows, Scripting Languages, Command-Line Interface, IT Automation
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Cybersecurity, Network Security, Internet Of Things, Infrastructure Security, Communication Systems, Wireless Networks, Cloud Computing Architecture, Network Architecture, General Networking, Network Infrastructure, Hardware Architecture, Distributed Computing, Information Privacy
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Object Oriented Programming (OOP), Programming Principles, Computational Thinking, Application Development, Python Programming, Computer Programming, Development Environment, Integrated Development Environments, Software Design, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, PostgreSQL, Query Languages, Database Management Systems, Database Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Unix Shell, Unix Commands, z/OS, Unix, File Systems, Job Control Language (JCL), Operating Systems, Command-Line Interface, OS Process Management, System Programming, File Management, Mainframe Computing, Debugging
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Modeling, Exploratory Data Analysis, R Programming, Predictive Modeling, Statistical Hypothesis Testing, Tidyverse (R Package), Data Analysis, Data Modeling, Regression Analysis, Data Science, Classification And Regression Tree (CART), Statistical Inference, Statistical Analysis, Rmarkdown, Data Preprocessing, Statistical Methods, Model Evaluation, Machine Learning
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Physics, Physical Science, Materials science, Chemistry, Energy and Utilities, Mathematical Modeling, Applied Mathematics
Beginner · Course · 1 - 4 Weeks