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.

HubSpot Academy
Skills you'll gain: Data Visualization, HubSpot CRM, Dashboard, Business Reporting, Customer Relationship Management (CRM) Software, Customer Relationship Management, Content Performance Analysis, Performance Reporting, Forecasting, Sales Enablement, Sales Process, Performance Metric, Sales, Data-Driven Decision-Making, Customer Service, Key Performance Indicators (KPIs), Customer Data Management, Customer Success Management, Customer Engagement, Goal Setting
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsive Web Design, Cloud Deployment, Web Design, Database Development, Database Systems, Front-End Web Development, Application Programming Interface (API), Full-Stack Web Development, Amazon Web Services, Cloud Computing, User Interface (UI), Authentications, Development Environment, Web Applications, Frontend Performance, Cascading Style Sheets (CSS), Web Frameworks, Continuous Deployment, Continuous Integration, Frontend Integration
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: AI Personalization, Anomaly Detection, Microsoft Azure, Computer Vision, Image Analysis, Artificial Intelligence, Natural Language Processing, Application Programming Interface (API), Model Training, Web Services, Restful API
Beginner · Course · 1 - 3 Months

Skills you'll gain: HTML and CSS, Cascading Style Sheets (CSS), User Experience Design, UI Components, Front-End Web Development, User Interface (UI) Design, User Interface (UI), Web Design, React.js, Responsive Web Design, User Centered Design, User Experience, Design Elements And Principles, Javascript
Intermediate · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Infant Care, Nutrition Education, Pediatrics, Nutrition Counseling, Nutrition and Diet, Childhood Education and Development, Child Welfare, Meal Planning And Preparation, Working With Children, Nutritional Assessment, Child Development, Preventative Care, Health Education, Caregiving, Food Safety and Sanitation, Public Health and Disease Prevention, Health Assessment, Health Care, Public Health, Health Equity
Beginner · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Model View Controller, Debugging, Responsive Web Design, User Interface (UI), HTML and CSS, Web Design and Development, User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Design and Product, Vibe coding, Cascading Style Sheets (CSS), Application Frameworks, Hypertext Markup Language (HTML), Program Development, Generative AI
Beginner · Course · 1 - 4 Weeks

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

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Code Reusability, Maintainability, Programming Principles, Computer Programming, Python Programming, Software Development
Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: ASP.NET, .NET Framework, Responsive Web Design, jQuery, HTML and CSS, JavaScript Frameworks, Web Applications, Frontend Integration, Web Development, Javascript and jQuery, UI Components, Bootstrap (Front-End Framework), Development Environment, Cascading Style Sheets (CSS), Restful API, Microsoft Visual Studio, Microsoft Development Tools, React Redux, Application Programming Interface (API), Model View Controller
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Power Platform, Microsoft Power Automate/Flow, Email Automation, Management Reporting, Record Keeping, Workflow Management, No-Code Development, Records Management, Microsoft 365
Beginner · Guided Project · Less Than 2 Hours
University of Colorado Boulder
Skills you'll gain: Vibrations, Control Systems, Mechanics, Torque (Physics), Mechanical Engineering, Engineering Analysis, Differential Equations, Mathematical Modeling, Simulation and Simulation Software
Advanced · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Matplotlib, Statistical Methods, Statistical Hypothesis Testing, Plot (Graphics), Data Analysis, Statistical Analysis, Data Import/Export, Data Visualization, Data Cleansing, Data Manipulation, Statistics, Descriptive Statistics, Pandas (Python Package), Data Wrangling, Correlation Analysis, Python Programming, Programming Principles, Computer Programming, Scripting, Computational Logic
Mixed · Course · 1 - 3 Months