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

Skills you'll gain: Design Elements And Principles
Mixed · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Physics, Mechanics, electromagnetics, Vibrations, Materials science, Applied Mathematics, Geometry, Physical Science, Engineering Analysis, Trigonometry, Mathematical Modeling, Advanced Mathematics, Calculus, Differential Equations, Linear Algebra, Algebra, Mathematical Theory & Analysis, Problem Solving
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 Illinois Urbana-Champaign
Skills you'll gain: Health Informatics, Deep Learning, Machine Learning, Health Care, Artificial Neural Networks, Applied Machine Learning, Supervised Learning, Model Evaluation, Healthcare Project Management, Medical Science and Research, Unsupervised Learning, Convolutional Neural Networks, Program Development
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Unsupervised Learning, Model Evaluation, Time Series Analysis and Forecasting, Supervised Learning, Machine Learning, Feature Engineering, Artificial Intelligence, Deep Learning, Classification Algorithms, Statistical Analysis, Regression Analysis
Intermediate · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Grant Writing, Public Speaking, Verbal Communication Skills, Critical Thinking, Communication, Writing, Persuasive Communication, Concision
Beginner · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Email Marketing, Marketing Automation, Automation, Personalized Service, Editing, Content Creation
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Data Analysis, Analytics, Statistical Analysis, Data Mining, Spreadsheet Software, Exploratory Data Analysis, Descriptive Analytics, Quantitative Research, Data Processing, Data Cleansing, Data Collection, Statistics, R (Software), Predictive Analytics, Query Languages, Data Visualization, Data Visualization Software, SQL
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Cascading Style Sheets (CSS), Web Design and Development, User Interface and User Experience (UI/UX) Design, Web Content Accessibility Guidelines
Beginner · Course · 1 - 4 Weeks

CVS Health
Skills you'll gain: Transaction Processing, Retail Sales, Retail Store Operations, Cash Register Operation, Greeting Customers, Customer Inquiries, Customer Service, Teamwork, Data Entry, Customer Relationship Building, Point of Sale, E-Commerce, Order Management Systems, Professionalism, Payment Processing and Collection, Communication, Time Management, Social Media
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: User Research, User Experience Design, User Experience, User Interface and User Experience (UI/UX) Design, Usability, Verification And Validation, Human Computer Interaction, Usability Testing, Design Research, Embedded Systems, Wireframing, Prototyping, Unified Modeling Language, Persona Development
Build toward a degree
Intermediate · Course · 1 - 3 Months