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: Hypertext Markup Language (HTML), HTML and CSS, Responsive Web Design, Web Design, Cascading Style Sheets (CSS), Web Development, Web Content Accessibility Guidelines
Beginner · Course · 1 - 3 Months

Skills you'll gain: Augmented and Virtual Reality (AR/VR), Unity Engine, Augmented Reality, User Interface (UI), Application Deployment, Scripting, Cross Platform Development, UI Components, Game Design, Virtual Environment, User Interface (UI) Design, Debugging, Interactive Design, Performance Tuning, C# (Programming Language), Video Game Development, User Interface and User Experience (UI/UX) Design, Virtual Reality, 3D Assets, Animation and Game Design
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Teradata SQL, Data Modeling, Database Design, Database Administration, Database Systems, Data Store, Database Architecture and Administration, Database Management, Database Management Systems, Relational Databases, Data Architecture, Data Warehousing, SQL, Data Import/Export, Query Languages, Data Processing, Extract, Transform, Load, Software Installation, Performance Tuning, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Virtual Environment, Unreal Engine, 3D Assets, Video Game Development, Game Design, Conceptual Design, Computer Graphics, Image Quality, Performance Tuning, Ideation, Layout Design, Creativity
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Web Design, User Interface (UI), Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, Usability, Interaction Design, UI Components, Browser Compatibility, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard Creation, Power BI, Data Visualization Software, Interactive Data Visualization, Data Presentation, Data Storytelling, Business Intelligence, Data Import/Export, Data Sharing, Data Modeling, Data Transformation, Descriptive Analytics
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Generative AI Agents, Prompt Engineering, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Artificial Intelligence, AI Security, Model Deployment, Large Language Modeling, Application Deployment, Development Environment, Security Testing, Responsible AI, Virtual Environment, Software Development, Python Programming, Software Testing, Microsoft Visual Studio, Computer Programming, Software Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JavaScript Frameworks, Vue.JS, Front-End Web Development, Application Frameworks, Responsive Web Design, React.js, Application Programming Interface (API), Angular, Web Development, Cascading Style Sheets (CSS), Javascript, Application Deployment
Beginner · Course · 1 - 4 Weeks

CertNexus
Skills you'll gain: Threat Modeling, Cybersecurity, Cyber Threat Intelligence, Threat Management, Information Systems Security, Threat Detection, Security Management, Cyber Risk, Security Strategy, Cyber Security Strategy, Risk Analysis, Computer Security, Risk Mitigation, Risk Management, Network Security, Risk Management Framework, Enterprise Risk Management (ERM), Risk Appetite, Trend Analysis, Technical Documentation
Mixed · Course · 1 - 4 Weeks

Sage Publications
Skills you'll gain: Sales Prospecting, Closing (Sales), Sales Presentation, Sales Process, Sales Management, Active Listening, Selling Techniques, Conflict Management, Customer Acquisition Management, Sales, Prospecting and Qualification, Account Strategy, Sales Strategy, General Sales Practices, Persuasive Communication, Customer Relationship Management, Customer Analysis, Sales Development, Ethical Standards And Conduct, Network Administration
Beginner · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Microsoft 365, Microsoft Outlook, Collaborative Software, Document Management, File Management, Content Management, Version Control, Data Sharing, Microsoft Excel, Journals, Spreadsheet Software, Data Import/Export, Data Storage Technologies, Security Controls
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Teradata SQL, SQL, Data Store, Database Design, Database Management, Relational Databases, Query Languages, Data Analysis, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks