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.

University of Michigan
Skills you'll gain: Health Assessment, Chemistry, Risk Analysis, Sustainable Engineering, Personal Care, Environmental Engineering, Product Lifecycle Management, Environmental Regulations, Environmental Science, Child Health
Intermediate · Course · 1 - 4 Weeks
Yonsei University
Skills you'll gain: Capital Budgeting, Financial Statement Analysis, Business Valuation, Strategic Decision-Making, Financial Analysis, Entrepreneurial Finance, Financial Management, Financial Modeling, Market Analysis, Competitive Analysis, Cash Flow Forecasting, Business Research, Business Analysis
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Prompt Engineering, Large Language Modeling, Generative AI, Artificial Intelligence, Responsible AI, Visualization (Computer Graphics)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Software Testing, Test Script Development, Test Data, Test Tools, Browser Compatibility, Test Case, Java, Automation, Cascading Style Sheets (CSS), Debugging
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, AI Workflows, Agentic Workflows, AI Enablement, Retrieval-Augmented Generation, Embeddings, Program Development, Model Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Data Persistence, Scripting, Scripting Languages, Data Storage, Web Development, Functional Design, Data Structures, Business Logic, Game Design, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Physics, Physical Science, Materials science, Chemistry, Energy and Utilities, Mathematical Modeling, Applied Mathematics
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Statistical Modeling, Exploratory Data Analysis, R Programming, Predictive Modeling, Statistical Hypothesis Testing, Tidyverse (R Package), Data Analysis, Data Modeling, Regression Analysis, Data Science, Classification And Regression Tree (CART), Statistical Inference, Statistical Analysis, Rmarkdown, Data Preprocessing, Statistical Methods, Model Evaluation, Machine Learning
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Database Management, Data Manipulation, Database Systems
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Artificial Intelligence, Generative AI, Machine Learning Algorithms, Mathematical Theory & Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Technical University of Munich (TUM)
Skills you'll gain: Biotechnology, Business Modeling, Commercialization, Entrepreneurship, Business Strategy, Feasibility Studies, Business Valuation, Market Opportunities, Innovation, Intellectual Property, Product Development, Team Building, Regulatory Requirements
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Sustainable Technologies, Sustainable Engineering, Sustainable Business, Business Leadership, Waste Minimization, Product Design, Sustainable Development, Environmental Engineering, Product Lifecycle Management, Environment and Resource Management, Process Analysis, Materials science
Build toward a degree
Intermediate · Course · 1 - 3 Months