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.

Johns Hopkins University
Beginner · Course · 1 - 3 Months
Starweaver
Skills you'll gain: Portfolio Management, Investment Management, Investments, Tax Planning, Wealth Management, Income Tax, Risk Management, Financial Planning, Goal Setting, Equities, Financial Analysis, Decision Making, Planning
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Physics, Thermal Management, Mechanics, Engineering, Physical Science, Vibrations, electromagnetics, Calculus, Applied Mathematics, Mathematical Theory & Analysis, Science and Research, Computer Science, Experimentation, Problem Solving, Analytical Skills, Critical Thinking and Problem Solving, Research, Logical Reasoning, Critical Thinking, Software Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Game Design, Video Game Development, Animation and Game Design, Software Architecture, Object Oriented Design, UI Components, Scripting, C# (Programming Language), Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, System Programming, Computer Programming, Computational Logic, Data Storage, Job Control Language (JCL)
Intermediate · Course · 1 - 3 Months

JetBrains
Skills you'll gain: Generative AI Agents, Large Language Modeling, Software Development Tools, AI Workflows, IntelliJ IDEA, AI Enablement, Artificial Intelligence, Applied Machine Learning, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Software Development, Integrated Development Environments, Generative AI, Software Development Life Cycle
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Web Development, Artificial Intelligence, Generative AI
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, HTML and CSS, Web Design and Development, Professional Development, Web Development, Javascript, GitHub
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Behavior-Driven Development, Apache Maven, API Testing, Test Script Development, Restful API, Test Automation, JSON, Scalability, Test Case, Test Data, Authentications, Java
Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Conflict Management, Team Motivation, Team Leadership, Project Risk Management, Stakeholder Engagement, Risk Management, Negotiation, Continuous Improvement Process, Cross-Functional Collaboration, Agile Project Management, Stakeholder Analysis, Project Management, Systems Thinking, Governance, Complex Problem Solving
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unit Testing, JUnit, Integration Testing, Restful API, Test Driven Development (TDD), Software Testing, Java Programming, Hibernate (Java), Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jupyter, Plot (Graphics), Model Evaluation, Microsoft Azure, Applied Machine Learning, Matplotlib, Data Visualization, Machine Learning, Regression Analysis
Beginner · Guided Project · Less Than 2 Hours