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: Node.JS, Web Development, HTML and CSS, Front-End Web Development, Web Servers, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Web Applications, JavaScript Frameworks, Server Side, Javascript, Middleware, Back-End Web Development
Intermediate · Guided Project · Less Than 2 Hours

Arizona State University
Skills you'll gain: Rapport Building, Companionship, Relationship Building, Relationship Management, Team Building, Constructive Feedback, Friendliness, Collaboration, Professional Networking, Trustworthiness, Growth Mindedness, Communication Strategies
★ 4.5 (8) · Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Data Quality, Data Integrity, Data Validation, Data Collection, Data Processing, Data Strategy, Data Preprocessing, Data Analysis, Verification And Validation, Data Access, Design Strategies
★ 5 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Front-End Web Development
★ 4.8 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Time Series Analysis and Forecasting, Recurrent Neural Networks (RNNs), SAS (Software), Forecasting, Statistical Machine Learning, Regression Analysis, Machine Learning Methods, Applied Machine Learning, Statistical Analysis, Statistical Methods, Data Analysis Software, Predictive Modeling, Statistical Modeling, Bayesian Statistics, Model Evaluation, Predictive Analytics, Model Optimization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Javascript, Web Design, Event-Driven Programming, Web Design and Development, Development Environment, Web Development, Integrated Development Environments, Scripting, Web Applications, Hypertext Markup Language (HTML), Programming Principles, Graphic and Visual Design, Front-End Web Development, Interactive Design, Animations, Typography, Color Theory
★ 5 (7) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Risk Management, Risk Management Framework, Risk Modeling, Risk Analysis, Business Risk Management, Enterprise Risk Management (ERM), Risk Mitigation, Hazard Analysis, Decision Making
★ 5 (14) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Continuous Deployment, Application Deployment, Cloud Deployment, Web Applications, UI Components, Javascript, Bootstrap (Front-End Framework), JavaScript Frameworks, Development Environment, User Interface (UI), Cascading Style Sheets (CSS), Application Programming Interface (API)
★ 5 (10) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Communication Strategies, Persuasive Communication, Adaptability
★ 4.5 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Lean Methodologies, Stakeholder Management, Project Scoping, Scope Management, Agile Methodology, Project Management Institute (PMI) Methodology, Kanban Principles, Project Management, Work Breakdown Structure, Stakeholder Engagement, Project Coordination, Process Improvement, Agile Project Management, Project Management Life Cycle, Stakeholder Communications, Project Risk Management, Project Planning, Project Schedules, Risk Management, Cost Control
★ 4.8 (6) · Beginner · Course · 3 - 6 Months

Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Java Programming, Java, Computer Programming, Record Keeping
★ 4.3 (6) · Intermediate · Guided Project · Less Than 2 Hours
University of Colorado Boulder
Skills you'll gain: Control Systems, Simulation and Simulation Software, Simulations, Mechanics, Engineering Analysis, Torque (Physics), Mathematical Modeling, Numerical Analysis, Differential Equations, Applied Mathematics
Advanced · Course · 1 - 3 Months