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.
Codio
Skills you'll gain: Apache Maven, JSON, JUnit, Java Programming, Java, Restful API, Integrated Development Environments, Programming Principles, Data Structures, Object Oriented Programming (OOP), Network Protocols, Unit Testing, Style Guides
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: CrewAI, Generative AI Agents, Responsible AI, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), AI Workflows, AI Orchestration, Artificial Intelligence, Agentic systems, OpenAI, Automation, LLM Application, Data Ethics, Model Evaluation, Innovation
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Computational Thinking, Education Software and Technology, Digital pedagogy, Programming Principles, Debugging, Computer Programming, Computer Science, Brainstorming
Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Business Economics, Market Dynamics, Economics, Game Theory, Supply And Demand, Operating Cost, Cost Benefit Analysis, Market Analysis, Consumer Behaviour, Policty Analysis, Research, and Development, Decision Making
Beginner · Course · 1 - 3 Months

Dassault Systèmes
Skills you'll gain: SolidWorks (CAD), Assembly Drawing, 3D Modeling, Computer-Aided Design, Mechanical Design, Engineering Drawings
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Succession Planning, Human Resources, Employee Engagement, Recruitment, Human Resource Strategy, Performance Management, Workforce Development, Talent Acquisition, Employee Retention, Employee Training, Employee Onboarding, Leadership Development, Constructive Feedback
Intermediate · Course · 1 - 4 Weeks

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

University of Michigan
Skills you'll gain: Social Justice, Environmental Issue, Health Equity, Health Disparities, Environmental Policy, Social Determinants Of Health, Risk Management, Mitigation, Risk Analysis, Public Health, Health Assessment, Policy Development
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Health Informatics, Deep Learning, Health Information Management, Machine Learning, Health Care, Artificial Neural Networks, Applied Machine Learning, Supervised Learning, Model Evaluation, Unsupervised Learning, Convolutional Neural Networks, Program Development, Predictive Modeling
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Flask (Web Framework), User Accounts, Web Development, Web Applications, HTML and CSS, Authentications, Cascading Style Sheets (CSS), Database Development, Database Management
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Data Literacy, Storyboarding, Statistical Visualization, Data Storytelling, Data Manipulation, Data Presentation, Ggplot2, Statistical Reporting, Dashboard, Data Synthesis, Data Analysis, Data Cleansing, R Programming, Tidyverse (R Package), Data Preprocessing, Data Transformation, Data Import/Export, Graphing
Mixed · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Nutritional Assessment, Nutrition and Diet, Social Determinants Of Health, Health Assessment, Environment, Sustainability Standards, Spreadsheet Software, Environment and Resource Management, Environmental Science, Risk Analysis, Critical Thinking and Problem Solving
Intermediate · Course · 1 - 4 Weeks