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: Content Creation, Target Audience, Storytelling, Brand Strategy, Branding, Social Media, Brand Awareness, Social Media Marketing, Brand Management, Content Marketing, Instagram, Market Opportunities, Value Propositions, Self-Awareness, Growth Strategies, Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Containerization, Docker (Software), Cloud-Native Computing, Development Environment, Application Deployment, Software Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: NumPy, Plot (Graphics), Pandas (Python Package), Scientific Visualization, Data Manipulation, Scatter Plots, Machine Learning, Data Science, Data Analysis Software, Histogram, Numerical Analysis, Linear Algebra, Probability Distribution, Classification Algorithms, Regression Analysis
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, UI Components, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, User Interface (UI), Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Keyword Research, Generative AI, Search Engine Optimization, Content Strategy, AI Workflows, Digital Marketing
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Portfolio Risk, Return On Investment, Economics
Beginner · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: Microsoft 365, Productivity Software, Presentations, Productivity, Content Creation, Writing and Editing, LLM Application, Generative AI, Microsoft Windows, Business Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: API Design, Restful API, Application Programming Interface (API), Application Deployment, Spring Boot, Spring Framework, Back-End Web Development, Data Modeling, Database Design, Software Architecture, Object-Relational Mapping, System Configuration, Data Persistence, Business Logic
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Local Area Network (VLAN), Open Shortest Path First (OSPF), Network Routing, Network Switches, Routing Protocols, Virtual Networking, TCP/IP, Network Architecture, Local Area Networks, Network Troubleshooting, Network Protocols, System Configuration
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Cascading Style Sheets (CSS), GitHub, Front-End Web Development, Web Applications, Web Development, Mobile Development, User Interface (UI) Design
Intermediate · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Kinesiology, Human Musculoskeletal System, Scientific Methods, Exercise Science, Anthropology, Biology, Anatomy, 3D Assets, Research, Mechanics, Physiology, Laboratory Research, Human Development, Child Development, Visualization (Computer Graphics), Life Sciences, Spatial Data Analysis, Orthopedics, Scientific Visualization, Timelines
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: ISO/IEC 27001, Auditing, Audit Planning, Security Controls, Security Management, Information Systems Security, Information Assurance, Risk Management, Risk Management Framework, Security Strategy, Security Requirements Analysis, Identity and Access Management, Security Awareness, Information Technology
Intermediate · Course · 1 - 3 Months