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.

Coursera
Skills you'll gain: SQL, PostgreSQL, Query Languages
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: UI/UX Research, User Interface and User Experience (UI/UX) Design, User Experience, User Centered Design, Usability, Responsive Web Design, User Flows, User Interface (UI), UI Components, Figma (Design Software), Wireframing, Design Research, Prototyping, Persona (User Experience), Usability Testing, Design Software, Human Centered Design, Ideation, Brainstorming, Animations
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Unity Engine, Video Game Development, C# (Programming Language), Game Design, Object Oriented Programming (OOP), Software Design, Programming Principles, Application Development, UI Components
Intermediate · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: File I/O, Data Structures, Theoretical Computer Science, Data Storage Technologies, Algorithms, Graph Theory, Data Access, Performance Tuning
Advanced · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Dashboard, Ggplot2, Interactive Data Visualization, Data Visualization Software, Data Presentation, Application Development, Data Sharing, UI Components, Application Deployment
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Architecture, Emerging Technologies, Internet Of Things, Network Security, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Infrastructure, Communication Systems, Mobile Security, Cybersecurity, Cloud Engineering, Telecommunications, General Networking, Technology Roadmaps, Artificial Intelligence and Machine Learning (AI/ML), Automation, Technology Strategies, Cloud Computing
Intermediate · Specialization · 1 - 3 Months

Queen Mary University of London
Skills you'll gain: Cloud Services, Legal Risk, Cloud Computing, Intellectual Property, Contract Negotiation, Cloud Security, Contract Review, Law, Regulation, and Compliance, Service Level Agreement, Data Security, Cybersecurity
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Descriptive Statistics, Statistical Visualization, Data Transformation, Data Cleansing, Statistical Analysis, Regression Analysis, Probability, Probability Distribution, Sampling (Statistics), Box Plots, Histogram, R Programming, Statistical Methods, Scatter Plots, Microsoft Excel, Probability & Statistics, Statistics, Data Import/Export, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Keras (Neural Network Library), Tensorflow, Convolutional Neural Networks, Deep Learning, Machine Learning, Computer Vision
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Key Performance Indicators (KPIs), Performance Measurement, Business Metrics, Continuous Improvement Process, Performance Analysis, Business Process Improvement, Performance Metric, Performance Improvement, Operational Performance Management, Business Analytics, Business Priorities, Benchmarking, Operational Efficiency, Business Reporting, Data Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Architecture, Wireless Networks, Emerging Technologies, Network Planning And Design, Cloud Engineering, Telecommunications, Internet Of Things, Artificial Intelligence and Machine Learning (AI/ML), Technology Strategies, Real Time Data
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Generative AI, AI Enablement, Strategic Thinking, Business Transformation, Prompt Engineering, Automation, Case Studies, Technology Strategies, Innovation, Digital Transformation, Large Language Modeling, Business Process Management, Customer Service
Beginner · Course · 1 - 4 Weeks