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.

Rice University
Skills you'll gain: Anatomy, Biochemistry, Physiology, Cell Biology, Biology, Chemistry, Medical Terminology, Molecular, Cellular, and Microbiology
Intermediate · Course · 1 - 3 Months
Michigan State University
Skills you'll gain: Photography, Peer Review, Photo/Video Production and Technology, Image Quality, Creativity
Mixed · Course · 1 - 4 Weeks

Intuit
Skills you'll gain: Bookkeeping, Ledgers (Accounting), Financial Accounting, Financial Reporting, Accounting, Financial Statements, Accounting Records, General Accounting, General Ledger, Standard Accounting Practices, Transaction Processing, Balance Sheet, Income Statement, Business Ethics, Accounting Software, Ethical Standards And Conduct, Cash Flows, Equities, Journals
Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Cryptographic Protocols, Network Protocols, Distributed Computing, Virtual Environment, Data Integrity, Virtual Machines, Algorithms, Verification And Validation
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Fire And Life Safety, Building Codes, Pump Stations, Schematic Diagrams, Process Flow Diagrams, Construction, Hydraulics, Safety Assurance, Safety Standards, Plumbing, Equipment Design, Building Services Engineering, Building Design, Facility Management and Maintenance, Hazard Analysis, Health And Safety Standards, Engineering Drawings, Structural Engineering, System Requirements, Hazard Communication (HazCom)
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Google Ads, Keyword Research, Target Audience, Pay Per Click Advertising, Search Engine Marketing, Advertising Campaigns, Campaign Management, Advertising, Online Advertising, Digital Advertising, Paid media, Marketing, Digital Marketing, Return On Investment
Beginner · Guided Project · Less Than 2 Hours
University of California, Santa Cruz
Skills you'll gain: Programming Principles, Program Development, Computational Logic, Memory Management
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: ArcGIS, GIS Software, Geographic Information Systems, Geospatial Information and Technology, Data Sharing, Geospatial Mapping, Spatial Analysis, Metadata Management, Data Quality, Data Mapping, Data Visualization, Data Visualization Software, Data Analysis, File Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Deployment, Software Development Life Cycle, Server Side, Istio, Software Architecture, Node.JS, Application Deployment, Restful API, Database Design, CI/CD, Kubernetes, Cloud-Native Computing, Responsive Web Design, NoSQL, Git (Version Control System), Front-End Web Development, Ajax, Javascript, Azure DevOps, Software Development
Beginner · Professional Certificate · 3 - 6 Months

The University of Edinburgh
Skills you'll gain: Music Theory, Music, Classical Music, Musical Composition
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Wrangling, Data Compilation, Data Collection, Web Scraping, GitHub
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Consumer Lending, Loans, General Lending, Mortgage Loans, Finance, Financial Planning, Higher Education, Decision Making, Credit Risk, Real Estate, Property and Real Estate, Cost Benefit Analysis, Lease Contracts, Financial Services
Beginner · Course · 1 - 4 Weeks