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.

Illinois Tech
Skills you'll gain: Javascript and jQuery, Responsive Web Design, Cascading Style Sheets (CSS), Web Design and Development, HTML and CSS, GitHub, Web Applications, JavaScript Frameworks, Web Development Tools, Git (Version Control System), Infrastructure Architecture, Browser Compatibility, Animations
Build toward a degree
Beginner · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Generative AI, Generative Model Architectures, Object Oriented Programming (OOP), Large Language Modeling, Prompt Engineering, Artificial Neural Networks, Computer Programming, Debugging, Python Programming, Semantic Web, Critical Thinking
Intermediate · Course · 1 - 4 Weeks

Jordan University of Science and Technology
Skills you'll gain: Immunology, Public Health and Disease Prevention, Physiology, Pathology, Clinical Practices, Infectious Diseases, Hematology, Anatomy, Microbiology, Oncology, Biology, Laboratory Testing, Molecular Biology
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Command-Line Interface, Network Troubleshooting, Linux Commands, Linux, Unix Commands, Network Support, Linux Administration, Technical Support, Network Infrastructure, Amazon Web Services, File Management, Network Protocols, Network Security, Operating Systems, System Configuration, DevOps, Communication
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Application Security, Security Testing, Authorization (Computing), Authentications, Data Validation, Encryption, Security Controls, Data Security, Vulnerability Scanning, Role-Based Access Control (RBAC), Verification And Validation, Intrusion Detection and Prevention, Database Application, Security Awareness, Cybersecurity, Web Servers, Web Development Tools
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: jQuery, Javascript, Web Applications
Intermediate · Course · 1 - 4 Weeks

Advancing Women in Tech
Skills you'll gain: Amazon Web Services, Cloud Computing, Amazon Elastic Compute Cloud, Amazon DynamoDB, AWS Identity and Access Management (IAM), Amazon S3, AWS CloudFormation, AWS Kinesis, Amazon Redshift, Databases, Innovation, Product Management, Cost Management, Business Strategy, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pseudocode, Responsive Web Design, Computational Thinking, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, React.js, HTML and CSS, Debugging, Algorithms, Interviewing Skills, UI Components, Web Design and Development, Professional Development, Programming Principles, Jest (JavaScript Testing Framework), JavaScript Frameworks, Web Development Tools, Web Development, Software Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: MySQL Workbench, MySQL, Database Design, SQL, Database Management, Relational Databases, Databases, Data Integration, Data Manipulation, Business Intelligence
Beginner · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Histogram, Data Visualization, Data Literacy, Data Presentation, Descriptive Statistics, Data Storytelling, Statistics, Data Analysis, Statistical Visualization, Sampling (Statistics), Data Validation
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Typography, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Web Development
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Physical Science, Geographic Information Systems, Physics, Environmental Science, Spatial Analysis, Environment, General Science and Research, Remote Access Systems, Life Sciences, Laboratory Research, Biology, Research, Timelines, Systems Of Measurement
Beginner · Course · 1 - 3 Months