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: Data Visualization, Statistical Visualization, Surveys, Tidyverse (R Package), Data Analysis, Demography, Public Administration, R (Software), Policy Analysis, Public Policies, R Programming, Statistical Programming, Analytics, Data Transformation, Programming Principles, Data Manipulation
★ 4.5 (60) · Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Cascading Style Sheets (CSS), Web Development Tools, Web Design, Application Deployment, Web Design and Development, Computer Programming Tools, Development Environment, Software Development Tools, UI Components, Web Development, Front-End Web Development, Program Development, Interactive Design, Open Source Technology, GitHub, Graphic and Visual Design
★ 4.7 (135) · Beginner · Course · 3 - 6 Months

Skills you'll gain: React.js, JavaScript Frameworks, Data Persistence, UI Components, Javascript, Web Development
★ 4.7 (57) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Node.JS, Restful API, Database Design, Database Development, Database Application, NoSQL, MongoDB, Back-End Web Development, Performance Tuning, API Design, Cloud Applications, Relational Databases, Authentications, Server Side, Application Programming Interface (API), Cloud Development, Cloud Deployment, Middleware, Scalability, Javascript
★ 4.5 (51) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, Torque (Physics), Mathematical Modeling, Linear Algebra, Differential Equations, Systems Analysis, Engineering Analysis, Applied Mathematics, Mechanics
★ 4.7 (70) · Advanced · Course · 1 - 4 Weeks

Tel Aviv University
Skills you'll gain: Economics, Economics, Policy, and Social Studies, Tax, Economic Development, Social Justice, Socioeconomics, Public Policies, Tax Planning, Policy Analysis, Income Tax
★ 4.6 (136) · Mixed · Course · 1 - 3 Months

Skills you'll gain: File I/O, Computer Programming, Programming Principles, Data Import/Export, Data Structures, Python Programming, Computer Science
★ 4.4 (92) · Beginner · Course · 1 - 4 Weeks

Michigan State University
Skills you'll gain: Game Design, Unity Engine, 3D Assets, Prototyping, Video Game Development, 3D Modeling, Software Design, Computer Graphics, Multimedia, Programming Principles, Development Testing, Storytelling
★ 4.8 (66) · Intermediate · Course · 1 - 4 Weeks

Technical University of Munich (TUM)
Skills you'll gain: Higher Education, Immigration Law, Student Support and Services, Intercultural Competence, Formal Learning, Academic Advising, Student Engagement, Labor Law, Learning Strategies, Education and Training, Culture
★ 4.3 (35) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Culture, Social Studies, Social Sciences, Sociology, Anthropology, Social Justice, Media and Communications, Cultural Diversity, Environmental Issue
★ 4.7 (150) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Constructive Feedback, Decision Making, Recognizing Others, Peer Review, Personal Development, Self-Awareness, Growth Mindedness, Editing, Scheduling, Leadership, Creativity, Communication, People Management
★ 4.6 (70) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Responsible AI, AI Product Strategy, Generative AI, Risk Analysis, Risk Mitigation, Strategic Thinking, Brainstorming, AI Integrations, LLM Application, Business Analysis, Feasibility Studies
★ 4.7 (136) · Intermediate · Course · 1 - 4 Weeks