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: Blockchain, Application Deployment, Integrated Development Environments, Development Testing, Web Development Tools, Program Development, Cryptographic Protocols, Javascript, Scripting
Beginner · Guided Project · Less Than 2 Hours

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

Rutgers the State University of New Jersey
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Purchasing, Procurement, Consolidation, Strategic Sourcing, Supply Management, Supplier Management, Supplier Relationship Management, Corporate Sustainability, Diversity Programs
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development, UI Components, Interactive Design, Hypertext Markup Language (HTML), Typography, Design Strategies, Aesthetics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Routing Protocols, Command-Line Interface, Open Shortest Path First (OSPF), Network Monitoring, Virtual Local Area Network (VLAN), Virtual Networking, Border Gateway Protocol, Network Security, Network Performance Management, Enterprise Architecture, Virtualization, Network Architecture, Network Routing, Wireless Networks, Network Planning And Design, Infrastructure Security, Ansible, Network Infrastructure, General Networking, IT Automation
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Typography, Cascading Style Sheets (CSS), UI Components, Web Design, User Interface (UI), Interactive Design, User Interface (UI) Design, Web Design and Development, User Interface and User Experience (UI/UX) Design, Browser Compatibility, Usability, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Animations, Front-End Web Development, Code Reusability, Web Development, Web Development Tools
Intermediate · Specialization · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Computational Logic, Systems Design, Verification And Validation, Computer Engineering, Communication Systems, Systems Analysis, Software Systems, Process Modeling, Functional Testing, Theoretical Computer Science, Computational Thinking, Functional Specification, Software Architecture, Model Optimization, Software Design, Graph Theory, Software Testing, Software Quality Assurance, Computer Architecture, Logical Reasoning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsible AI, AI literacy, Data Ethics, Generative AI, Artificial Intelligence, Exploratory Data Analysis, Data Cleansing, Data-Driven Decision-Making, Real Time Data, Data Analysis, AI Integrations, AI Workflows, OpenAI API, Automation, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Animation and Game Design, Game Design, Video Game Development, Animations, Code Reusability, Scripting, Software Architecture, Scripting Languages, Maintainability, Visualization (Computer Graphics), Interactive Design, Development Environment, Object Oriented Design, C# (Programming Language), 3D Assets, UI Components, Program Development, User Interface (UI), Software Development Tools
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Computer Architecture, Mainframe Computing, Mainframe Technologies, Systems Architecture, Hardware Architecture, Data Storage, Computer Science, Computer Systems, Programming Principles, System Programming, Computational Logic, Computer Programming, Memory Management
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Data Cleansing, Data Quality, Data Wrangling, Data Transformation, Data Validation, Data Manipulation, Data Analysis, SQL, Big Data
Intermediate · Guided Project · Less Than 2 Hours

Rutgers the State University of New Jersey
Skills you'll gain: Enterprise Resource Planning, Procurement, Purchasing, Robotic Process Automation, Business Technologies, Supply Chain Systems, Business Process Automation, Technology Solutions, Accounts Payable, AI Enablement, Digital Transformation, Automation, AI Integrations
Intermediate · Course · 1 - 3 Months