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 Washington
Skills you'll gain: Other Programming Languages, Software Design, Ruby (Programming Language), Programming Principles, Data Structures, Software Architecture, Computer Programming, Functional Design, Debugging
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Linux, Linux Commands, Ubuntu, Linux Administration, File Management, Command-Line Interface, Servers, Operating Systems, Web Servers, IT Automation, MySQL, Open Source Technology, Service Management
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Debugging, Software Testing, Program Development, Simulations, Computer Programming, Algorithms, Development Environment, C (Programming Language), Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Deep Learning, Model Evaluation, Unsupervised Learning, Classification And Regression Tree (CART), Machine Learning, Regression Analysis, Artificial Intelligence and Machine Learning (AI/ML), Convolutional Neural Networks, Decision Tree Learning, Computer Vision, Logistic Regression, Supervised Learning, Natural Language Processing, Random Forest Algorithm, Data Science, Predictive Analytics, Algorithms
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Image Analysis, Tensorflow, Transfer Learning, Convolutional Neural Networks, Computer Vision, JSON, Model Deployment, Applied Machine Learning, Javascript, Data Processing, Real Time Data, Web Applications, Machine Learning
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Finance, Investments, Business Valuation, Portfolio Management, Financial Modeling, Financial Market, Equities, Return On Investment, Financial Analysis, Regression Analysis, Corporate Finance, Asset Management, Microsoft Excel, Risk Analysis, Performance Analysis, Cash Flows
Build toward a degree
Intermediate · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Ethical Standards And Conduct, Behavioral Health, Behavior Management, Environmental Regulations, Human Learning, Nutrition and Diet, Non-Verbal Communication
Mixed · Course · 1 - 3 Months
Universidade de São Paulo
Skills you'll gain: Usability Testing, Wireframing, Information Architecture, User Interface (UI) Design, UI Components, User Experience Design, Prototyping, User Research, Design Research, Style Guides, Design Elements And Principles, Responsive Web Design, Verification And Validation
Beginner · Course · 1 - 3 Months
Skills you'll gain: Statistical Hypothesis Testing, Statistical Methods, Sample Size Determination, Statistical Inference, Estimation, Statistics, Probability & Statistics, Sampling (Statistics), Statistical Analysis, Microsoft Excel, Excel Formulas, Data Analysis, Decision Making
Mixed · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Professional Networking, Professionalism, Resource Allocation, Time Management, Prioritization, Organizational Skills, Verbal Communication Skills, Communication, LinkedIn, Stakeholder Management, Delegation Skills, Non-Verbal Communication, Business Relationship Management, Leadership, Personal Attributes, Branding, Social Media
Mixed · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Cloud Infrastructure, Cloud Services, Cloud Computing, Cloud Storage, Cloud Platforms, Infrastructure As A Service (IaaS), Data Storage, Middleware, Containerization, Virtualization, Virtual Machines, Cloud Applications, Amazon S3, Platform As A Service (PaaS), Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Deployment, Applied Machine Learning, Predictive Modeling, Microsoft Azure, No-Code Development, Machine Learning, Data Preprocessing, Cloud Deployment, Feature Engineering, Model Evaluation, Data Science, Data Analysis, Classification Algorithms
Beginner · Guided Project · Less Than 2 Hours