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.

Packt
Skills you'll gain: Data Analysis Expressions (DAX), Customer Insights, Power BI, Data Modeling, Dashboard, Data Transformation, Data Import/Export, Data Manipulation, Data Literacy, Database Design, Interactive Data Visualization, Data Processing, Big Data, Business Intelligence, Data Integration, Star Schema, Time Series Analysis and Forecasting, Data Visualization Software, Data Cleansing, Trend Analysis
Beginner · Specialization · 1 - 4 Weeks

University of London
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Human Computer Interaction, Interaction Design, jQuery, Web Design and Development, Bootstrap (Front-End Framework), Hypertext Markup Language (HTML), User Experience Design, User Accounts, MongoDB, Wireframing, Web Applications, Full-Stack Web Development, Interactive Data Visualization, Application Design, JavaScript Frameworks, Web Development Tools, Javascript
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Timelines, Project Schedules, Project Management, Milestones (Project Management), Project Coordination, Scheduling, Project Scoping, Project Management Software, Project Planning, Dependency Analysis, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

California Institute of the Arts
Skills you'll gain: Photo Editing, Graphic and Visual Design, Layout Design, Design Research, Visual Design, Adobe InDesign, Design, Design Elements And Principles, Storytelling, Digital Publishing, Aesthetics, Color Theory, Creativity, Peer Review
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Virtual Reality, Augmented and Virtual Reality (AR/VR), Unity Engine, Virtual Environment, Video Game Development, Application Design, Display Devices, Technical Design, Human Computer Interaction, Computer Graphics, Human Factors
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Workflow Management, Jira (Software), Product Roadmaps, Backlogs, Kanban Principles, Project Coordination, Agile Software Development, Agile Methodology, Issue Tracking, Agile Project Management, Project Management Software, Work Order
Beginner · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: jQuery, Javascript and jQuery, Ajax, Javascript, Data Manipulation, Data Validation, UI Components, HTML and CSS, Scripting, JSON, Scripting Languages, Event-Driven Programming, Web Development Tools, Web Design and Development, Cascading Style Sheets (CSS), Game Design, Hypertext Markup Language (HTML), Object Oriented Programming (OOP), Animations, Programming Principles
Beginner · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Lead Generation, Search Engine Optimization, Customer Acquisition Management, Account Strategy, Keyword Research, Outbound Calls, Sales Prospecting, Upselling, Web Analytics and SEO, B2B Sales, Sales Strategy, Marketing, Marketing Strategies, Content Marketing, Target Market, Content Creation
Mixed · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Computational Logic, Systems Design, Verification And Validation, Systems Analysis, Software Systems, Theoretical Computer Science, Computational Thinking, System Design and Implementation, Simulations, Programming Principles, Software Architecture, Software Design, Model Evaluation, Graph Theory, Software Testing, Hardware Architecture, Software Quality Assurance, Computer Architecture, Algorithms, Logical Reasoning
Beginner · Specialization · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Persistence, SQL, Data Analysis
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Web Analytics and SEO, Content Management Systems, Web Design, Web Analytics, Supplier Management, Web Design and Development, E-Commerce, WordPress, Search Engine Optimization, No-Code Development, Blogs, Retail Management, Order Management, Web Content, Promotional Strategies, Web Development, Content Management, Marketing Strategies, Web Frameworks, Web Development Tools
Beginner · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Microsoft Word, Excel Macros, Microsoft 365, Collaborative Software, Microsoft Office, Document Management, Microsoft Windows, Productivity Software, Collaboration, Technical Documentation, Productivity, Report Writing, Writing, Editing, Writing and Editing, Web Content Accessibility Guidelines, Web Content, Business Writing, Computer Literacy, Business Communication
Mixed · Course · 1 - 3 Months