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.

Columbia University
Skills you'll gain: Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Algorithms, Markov Model, Deep Learning, Data-Driven Decision-Making, Decision Support Systems, Simulations, Probability Distribution, Statistical Methods
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, User Interface (UI), Browser Compatibility, Javascript, Mobile Development, Interactive Design
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Applied Mathematics, Linear Algebra, Differential Equations, Advanced Mathematics, Algebra, Mathematical Modeling, Mathematical Theory & Analysis
Mixed · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Physics, Laboratory Research, Mechanics, Experimentation, Mathematical Modeling, electromagnetics, General Science and Research, Applied Mathematics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon S3, Information Architecture, Machine Learning
Beginner · Guided Project · Less Than 2 Hours

Yale University
Skills you'll gain: Environmental Issue, Sustainable Development, Environment and Resource Management, Cultural Sensitivity, Social Justice, Cultural Diversity, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction Engineering, Petroleum Industry, Building Codes, Civil Engineering, Oil and Gas, Construction Inspection, Construction, Engineering Plans And Specifications, Energy and Utilities, Electrical Systems, Mechanical Engineering, Safety Standards, Mechanical Design, Materials science, Engineering Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Photoshop, Photo Editing, Adobe Creative Cloud, Editing, Image Quality, Graphic Design, File Management
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Environment, Environmental Monitoring, Physical Science, Hydrology, Environmental Science, Climate Change Adaptation, Geographic Information Systems, Social Studies, World History, Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: API Testing, Test Automation, Test Script Development, Application Programming Interface (API), Test Case, Restful API, Software Testing, Configuration Management, Java Programming
Intermediate · Guided Project · Less Than 2 Hours

The State University of New York
Skills you'll gain: Professional Development, Intercultural Competence, Trustworthiness, Cultural Diversity, Personal Development, Overcoming Obstacles, Education and Training, Collaboration, Goal Setting, Teamwork, Problem Solving, Adaptability, Higher Education, digital literacy, Communication, Time Management
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Integration, Data Manipulation, Data Transformation, Relational Databases, Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months