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: UI/UX Research, User Interface and User Experience (UI/UX) Design, User Experience, User Centered Design, Usability, User Flows, User Interface (UI) Design, Responsive Web Design, Interaction Design, Web Design, Typography, Prototyping, Persona Development
Beginner · Course · 1 - 4 Weeks

Yale University
Skills you'll gain: Environmental Science, Environmental Issue, Sustainable Development, Intercultural Competence, Culture, Ethical Standards And Conduct, Cultural Diversity, Liberal Arts, Social Justice, Advocacy
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Manufacturing and Production, World History, International Relations, Aerospace Basic Quality System Standards, Political Sciences, Emerging Technologies, Timelines, Engineering Design Process
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: React.js, Responsive Web Design, Front-End Web Development, Bootstrap (Front-End Framework), JavaScript Frameworks, UI Components, Javascript, HTML and CSS, Web Applications, Event-Driven Programming, Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prototyping, User Interface (UI) Design, Figma (Design Software), Mobile Development, Mockups, Wireframing, Collaborative Software
Beginner · Guided Project · Less Than 2 Hours

Codio
Skills you'll gain: Algorithms, Data Structures, Java, Theoretical Computer Science, Computer Programming, Computational Thinking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL Workbench, MySQL, Database Management Systems, Database Management, Data Manipulation, Data Management, SQL, Databases, Query Languages, Data Integration, Data Science
Beginner · Guided Project · Less Than 2 Hours

L&T EduTech
Skills you'll gain: Engineering Calculations, Structural Engineering, Structural Analysis, Construction Engineering, Civil Engineering, Construction, Engineering Analysis, Building Codes, Engineering Practices, Engineering, Materials science, Conceptual Design, Engineering Design Process, Architecture and Construction, Maintenance, Repair, and Facility Services, Finite Element Methods, Property Maintenance, Continuous Monitoring, Hydraulics, Failure Analysis
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Azure Active Directory, Authentications, Authorization (Computing), Microsoft Azure, Identity and Access Management, Active Directory, User Provisioning, Role-Based Access Control (RBAC), Single Sign-On (SSO), User Accounts, Cloud Security, Security Engineering, Multi-Factor Authentication
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization Software, Exploratory Data Analysis, Data Presentation, Data Storytelling, Scatter Plots, Tidyverse (R Package), R Programming, Box Plots, Histogram, Animations, Data Manipulation
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Test Driven Development (TDD), Unit Testing, Development Testing, Software Testing, Testability, Java, Test Case
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Health Disparities, Health Equity, Social Justice, Social Determinants Of Health, Public Health, Health Systems, Health Policy, Healthcare Industry Knowledge, Diversity Awareness, Health Care, Community Health, Sociology, Biology
Beginner · Course · 1 - 3 Months