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: Unity Engine, Android Development, C# (Programming Language), Video Game Development, Animation and Game Design, User Interface (UI), Mobile Development, User Interface and User Experience (UI/UX) Design, Microsoft Visual Studio, Software Installation
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Graph Theory, Logical Reasoning, Combinatorics, Computational Logic, Deductive Reasoning, Cryptography, Probability, Computational Thinking, Encryption, Probability Distribution, Network Analysis, Public Key Cryptography Standards (PKCS), Theoretical Computer Science, Bayesian Statistics, Python Programming, Data Structures, Cybersecurity, Algorithms, Arithmetic, Visualization (Computer Graphics)
Beginner · Specialization · 3 - 6 Months

Universidad de los Andes
Skills you'll gain: Chronic Diseases, Pulmonology, Patient Education And Counseling, Patient Evaluation, Respiratory Care, Pulmonary Function Testing, Respiration, Internal Medicine, Diagnostic Tests, Clinical Assessment, Public Health and Disease Prevention, Medication Therapy Management, Preventative Care, Patient Treatment, Pharmacotherapy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pain Management, Wound Care, Blood Collection, Vital Signs, Patient-centered Care, Health Assessment, Infection Control, Clinical Nursing, Patient Treatment, Patient Evaluation, Emergency Nursing, Patient Safety, Health Care, Healthcare Ethics, Patient Positioning, Patient Education And Counseling, Medical Surgical Nursing, Nursing, Healthcare Industry Knowledge, Clinical Nutrition
Beginner · Specialization · 3 - 6 Months
The University of Edinburgh
Skills you'll gain: Life Sciences, Biology, Environmental Science, Environment, Research, Biochemistry, Microbiology, Scientific Methods, Chemistry
Mixed · Course · 1 - 3 Months

Skills you'll gain: DevOps, Agile Methodology, Cloud-Native Computing, CI/CD, Test Driven Development (TDD), Scrum (Software Development), Behavior-Driven Development, Performance Metric, Accountability, Team Oriented, Culture Transformation, Microservices, Cross-Functional Collaboration
Beginner · Course · 1 - 3 Months
University of London
Skills you'll gain: Data Preprocessing, Machine Learning, Artificial Intelligence, Model Evaluation, Data Analysis, Image Analysis, Data Collection, Classification Algorithms
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Web Design, User Experience Design, Design Reviews, Wireframing, Usability Testing, User Research, User Interface (UI) Design, Prototyping, User Flows, Figma (Design Software), Information Architecture
Beginner · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Electrical Substation, Electrical Power, Electric Power Systems, Electrical Systems, Energy and Utilities, Basic Electrical Systems, Electrical Equipment, Electrical Safety, Low Voltage, High Voltage, Sustainable Technologies
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Regression Analysis, Model Evaluation, Predictive Modeling, Supervised Learning, Statistical Modeling, Feature Engineering, Machine Learning, Data Preprocessing, Python Programming, Algorithms
Mixed · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, Cloud Computing, Public Cloud, Cloud Infrastructure, Amazon Elastic Compute Cloud, Cloud Computing Architecture, Serverless Computing, Cloud Security, Amazon DynamoDB, Amazon S3, Databases, Data Storage, Network Architecture, Data Migration, Scalability
Beginner · Course · 3 - 6 Months

Skills you'll gain: Bootstrap (Front-End Framework), HTML and CSS, User Interface (UI), Front-End Web Development, Responsive Web Design, JavaScript Frameworks, Web Design, Web Development, Web Applications, Hypertext Markup Language (HTML), Full-Stack Web Development, Cascading Style Sheets (CSS), Back-End Web Development, React.js
Beginner · Course · 1 - 4 Weeks