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.

Scrimba
Skills you'll gain: Responsive Web Design, Typography, Cascading Style Sheets (CSS), UI Components, Web Design, Interactive Design, User Interface (UI) Design, HTML and CSS, Browser Compatibility, User Interface (UI), Usability, Interaction Design, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Front-End Web Development, Animations, Web Components, Color Theory, Web Development, Web Development Tools
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development, UI Components, Usability, Typography
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, C++ (Programming Language), C and C++, Programming Principles, Algorithms, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), UI Components, Front-End Web Development, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Web Design, React.js, Responsive Web Design, User Centered Design, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Web Development, HTML and CSS, Front-End Web Development, Web Servers, Cascading Style Sheets (CSS), Web Applications, Server Side, Javascript, Middleware, Back-End Web Development
Intermediate · Guided Project · Less Than 2 Hours

University of Glasgow
Skills you'll gain: Data Preprocessing, Model Evaluation, Classification Algorithms, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Work Breakdown Structure, Agile Methodology, Stakeholder Management, Project Management, Project Documentation, Project Scoping, Project Planning, Timelines, Scheduling, Dependency Analysis, Risk Management, Communication Planning
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Advertising Campaigns, Campaign Management, Advertising, Online Advertising, Social Media Marketing, Digital Advertising, Lead Generation, Automation
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: AWS CloudFormation, Amazon Web Services, Amazon Elastic Compute Cloud, Event-Driven Programming, Serverless Computing, Event Monitoring, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Marketing Budgets, Target Audience, Campaign Management, Facebook, Sales Pipelines, Google Ads, Online Advertising, Instagram, Performance marketing, Digital Advertising, Paid media, Advertising Campaigns, E-Commerce, Advertising, Budget Management, Social Media Campaigns, Account Management, Apple iOS
Beginner · Course · 1 - 3 Months

Skills you'll gain: Music, Empathy & Emotional Intelligence, Culture, Psychology, Neurology, Anatomy, Science and Research
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Social Justice, Environmental Issue, Sustainable Development, Environmental Policy, Health Equity, Environmental Laws, Legal Proceedings, Environmental Regulations, Community and Social Work, Cultural Responsiveness, Community Development, Advocacy, Climate Change Adaptation, Policy Analysis, Research, Collaboration, Case Studies
Beginner · Course · 1 - 3 Months