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.

Skills you'll gain: Network Planning And Design, Microsoft Azure, Network Security, Network Troubleshooting, Network Architecture, Network Administration, Firewall, Computer Networking, Network Monitoring, Virtual Private Networks (VPN), Virtual Networking, Role-Based Access Control (RBAC), General Networking, Hybrid Cloud Computing, Data Migration
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Web Design and Development, Web Applications, Browser Compatibility, User Experience Design, Requirements Analysis, Client Services, Javascript
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Customer Service, Advertising, Market Research, Value Propositions, Brand Management, Customer Relationship Management, Target Market, Marketing Communications, Logistics, Customer Insights, Supply Chain Management, Sales Management, B2B Sales, Marketing Strategies, Selling Techniques, Competitive Analysis, Communication
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Water Quality, Hazard Analysis, Pollution Prevention, Food Safety and Sanitation, Environmental Issue, Laboratory Testing, Environmental Monitoring, Public Health, Environmental Engineering, Microbiology, Analytical Chemistry, Environmental Science, Biochemistry, Biology
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Writing, Literacy, Storytelling, Language Competency, Creativity, Persuasive Communication, Peer Review
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Rust (Programming Language), Development Environment, Programming Principles, Data Structures, Integrated Development Environments, System Programming, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: MySQL Workbench, MySQL, Database Management Systems, Database Management, Data Manipulation, Data Management, SQL, Databases, Query Languages, Data Integration, Data Science
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Flutter (Software), Cross Platform Development, Mobile Development, Web Applications, UI Components, Package and Software Management, Development Environment, Network Analysis
Beginner · Project · Less Than 2 Hours

Codio
Skills you'll gain: Algorithms, Data Structures, Java, Theoretical Computer Science, Computer Programming, Computational Thinking
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Electrophysiology, Kinesiology, Exercise Science, Human Musculoskeletal System, Neurology, Sports Medicine, Physiology, Anatomy, Cell Biology
Intermediate · Course · 1 - 4 Weeks

Goodwill Industries International
Skills you'll gain: digital literacy, Training Programs, Relationship Building, Community Development, Community Outreach, Curriculum Planning, Needs Assessment, Program Evaluation, Planning, Collaboration, Resourcefulness, Data Mapping, Cultural Sensitivity
Beginner · Course · 1 - 4 Weeks

EDHEC Business School
Skills you'll gain: Hospitality Management, Guest Relations, Hospitality, Hotels and Accommodations, Customer Service, Leadership, Leadership Development, Personalized Service, Customer experience improvement, Property Management Systems, Customer Complaint Resolution, Operational Excellence, Customer Insights, Sustainability Standards, Consumer Behaviour
Beginner · Course · 1 - 3 Months