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.

University of London
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Computer Programming, Programming Principles, Interactive Design, Program Development, File I/O, Command-Line Interface, Control Panels, Development Environment, Debugging
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: New Product Development, Innovation, Market Opportunities, Ideation, Entrepreneurship, Product Management, Corporate Strategy, Customer Analysis, Competitive Analysis, Market Analysis, Initiative and Leadership, Target Market, Business Strategy, Value Propositions
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Embedded Software, Embedded Systems, Electronics Engineering, Electronic Systems, Electronic Hardware, Electronics, Machine Controls, Control Systems, Electrical Systems, Hardware Design, Programmable Logic Controllers, Equipment Design, Electronic Components
Build toward a degree
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Loans, Lending and Underwriting, Blockchain, Commercial Lending, General Lending, Derivatives, FinTech, Market Liquidity, Financial Trading, Securities (Finance), Digital Assets, Liquidation, Market Data, Transaction Processing, Asset Management, Arbitration, Portfolio Management, Risk Management
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Typography, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development Tools, Browser Compatibility, Application Deployment, Front-End Web Development, Web Development, Animations, Development Environment, UI Components, Usability, Javascript, Frontend Performance, Maintainability, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Data Storytelling, Google Sheets, Data Visualization, Spreadsheet Software, Large Language Modeling, Data Literacy, Data Visualization Software, Business Analysis, Requirements Analysis, Data Analysis, Analytics, Exploratory Data Analysis, Data-Driven Decision-Making, Trend Analysis, Data Transformation, Stakeholder Engagement
Beginner · Course · 1 - 4 Weeks

Technical University of Munich (TUM)
Skills you'll gain: Cost Accounting, Management Accounting, Cost Management, Accounting, Product Planning, Resource Allocation, Depreciation, Production Process, Financial Accounting, Operating Expense
Beginner · Course · 1 - 4 Weeks

Immersify
Skills you'll gain: Endocrinology, Physiology, Anatomy, Urology, Gynecology, Neurology, Obstetrics And Gynecology, Immunology, Nephrology, Biology, Pathology, Health Assessment
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Mechanical Engineering, Statistical Methods, Engineering, Physics, Probability Distribution, Physical Science, Chemistry, Calculus
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: User Centered Design, Responsive Web Design, Prototyping, Front-End Web Development, User Interface and User Experience (UI/UX) Design, Figma (Design Software), Design Elements And Principles, Web Design, Wireframing, Typography, Web Applications, Mobile Development
Beginner · Course · 1 - 4 Weeks

Yale University
Skills you'll gain: Maternal Health, Midwifery, Child Health, Postpartum Care, Prenatal Care, Health Disparities, Obstetrics And Gynecology, Primary Care, Dignity in Care, Social and Human Services, Patient-centered Care, Health Policy, Cultural Responsiveness, Advocacy, Education and Training
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Engineering, Data Manipulation, Data Warehousing, Cloud Development, SQL, Data Pipelines, Extract, Transform, Load, Application Development, Artificial Intelligence and Machine Learning (AI/ML), Role-Based Access Control (RBAC), Stored Procedure, Data Storage, Database Management, Generative AI, Data Science, Data Import/Export, Machine Learning
Beginner · Course · 1 - 4 Weeks