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.

Alex Genadinik
Skills you'll gain: Selling Techniques, Product Promotion, Sales Strategy, Search Engine Optimization, Social Media Campaigns, Content Optimization, Social Media Marketing, Pay Per Click Advertising, Advertising Campaigns, Product Planning, Online Advertising, Advertising, Product Marketing, Keyword Research, Paid media, Web Analytics and SEO, Search Engine Marketing, Promotional Strategies, Campaign Management, Competitive Analysis
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Data Modeling, Data Analysis, Microsoft Excel, Interactive Data Visualization, Advanced Analytics, Business Intelligence, Data Analysis Software, Statistical Analysis, Time Series Analysis and Forecasting, Microsoft PowerPoint, Microsoft 365, Microsoft Office, Query Languages
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: UI Components, Responsive Web Design, Code Reusability, Web Development Tools, Application Deployment, Database Management, Web Applications, Data Store, Web Components, Frontend Integration, Authentications, Application Development, JavaScript Frameworks, Full-Stack Web Development, Email Automation, Restful API, Web Design, Front-End Web Development, TypeScript, Payment Systems
★ 5 (6) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Routing Protocols, Virtual Private Networks (VPN), Network Troubleshooting, Open Shortest Path First (OSPF), Network Engineering, Network Routing, Border Gateway Protocol, Multiprotocol Label Switching, Network Administration, Wide Area Networks, Network Protocols, Network Security, Network Monitoring, Network Performance Management, Dynamic Host Configuration Protocol (DHCP), Authentications
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Containerization, Docker (Software), Virtualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Browser Compatibility, Responsive Web Design, UI Components, HTML and CSS, Hypertext Markup Language (HTML), Web Design and Development, Web Design, Web Content Accessibility Guidelines, Extensible Markup Language (XML), Cascading Style Sheets (CSS), Semantic Web, Verification And Validation, Interactive Design, User Interface (UI), Typography, Web Development Tools, Usability, Web Language, Web Development, Extensible Languages and XML
★ 4.9 (45) · Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Matplotlib, Plot (Graphics), Data Visualization, Predictive Modeling, Scientific Visualization, Pandas (Python Package), Data Visualization Software, Predictive Analytics, Statistical Visualization, Data Presentation, Data Manipulation, Data Wrangling, Regression Analysis, Data Analysis, Data Cleansing, Data Science, Applied Machine Learning, Machine Learning Algorithms, Model Evaluation, Statistical Inference
Intermediate · Course · 1 - 4 Weeks

University of Arizona
Skills you'll gain: Integrated Marketing Communications, Persona Development, Consumer Behaviour, Marketing Psychology, Target Audience, Customer Analysis, Marketing Strategies, Marketing, Customer Insights, Brand Strategy, Target Market, Marketing Management, Marketing Communications, Branding, Storytelling, Influencing, Demography
Intermediate · Course · 1 - 4 Weeks
Cisco Learning and Certifications
Skills you'll gain: Routing Protocols, Open Shortest Path First (OSPF), Virtual Private Networks (VPN), Wide Area Networks, Network Troubleshooting, Network Support, TCP/IP, Network Routers, Network Planning And Design, Network Monitoring, Telecommunications, Network Protocols, Networking Hardware, Network Administration, System Configuration, System Implementation, Configuration Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Visualization, Dashboard Creation, Spreadsheet Software, Performance Reporting, Business Analytics, Business Reporting, Data Preprocessing
★ 5 (6) · Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Scalability, Performance Measurement, Performance Analysis, Simulations, Algorithms, Performance Metric, Simulation and Simulation Software, Complex Problem Solving, Theoretical Computer Science, Python Programming, Data Structures, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: OpenAI API, ChatGPT, Unified Modeling Language, OpenAI, LLM Application, AI Integrations, Generative AI Agents, AI Workflows, Diagram Design, Prompt Engineering, Software Visualization, Technical Communication, User Story, Application Programming Interface (API), IT Automation, Software Development
Intermediate · Guided Project · Less Than 2 Hours