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.

Yonsei University
Skills you'll gain: Hospitality Management, Hospitality, Customer Service, Customer experience strategy (CX), Service Design, Healthcare Industry Knowledge, Expectation Management, Product Marketing, Service Management, Innovation, Customer experience improvement, Business Marketing, Marketing, Health Care, Capacity Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Autoencoders, Generative AI, Recurrent Neural Networks (RNNs), Convolutional Neural Networks, Reinforcement Learning, Generative Adversarial Networks (GANs), Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Unsupervised Learning, Machine Learning Methods, Transfer Learning, Artificial Neural Networks, Keras (Neural Network Library), Machine Learning, Computer Vision, Dimensionality Reduction, Model Evaluation
Intermediate · Course · 1 - 3 Months
Stanford University
Skills you'll gain: Bayesian Network, Machine Learning Methods, Statistical Inference, Markov Model, Graph Theory, Sampling (Statistics), Applied Machine Learning, Statistical Methods, Probability & Statistics, Algorithms, Probability Distribution, Machine Learning Algorithms, Computational Thinking
Advanced · Course · 1 - 3 Months

Skills you'll gain: Product Testing, Safety Standards, Personal Care, Chemistry, Microbiology, Biology, Materials science, Sustainability Standards, Product Development, Regulatory Compliance
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Visualization, Statistical Visualization, Ggplot2, Data Import/Export, Data Visualization Software, R Programming, Tidyverse (R Package), Statistical Reporting, Data Manipulation, Scatter Plots, Data Wrangling, Histogram
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Data Literacy, Tableau Software, Data Presentation, Data Visualization Software, Excel Macros, Analytics, Accounting and Finance Software, Analytical Skills, Pivot Tables And Charts, Accounting Systems, Business Analytics, Microsoft Excel, Data Collection, Data-Driven Decision-Making, Excel Formulas, Data Analysis, Scatter Plots, Predictive Analytics, Data Architecture
Build toward a degree
Beginner · Course · 1 - 3 Months

ISAE-SUPAERO
Skills you'll gain: Mechanics, Simulations, Engineering Calculations, Physics, Applied Mathematics, Engineering Analysis, Systems Of Measurement
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Ajax, jQuery, JSON, Django (Web Framework), Javascript, Web Applications, Web Development Tools, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Data Analysis, Model Evaluation, R Programming, Data Manipulation, Data Visualization, Predictive Analytics, Statistical Analysis, Data Science, Regression Analysis, Statistical Modeling, Data Cleansing, Data Preprocessing, Feature Engineering, Forecasting
Intermediate · Course · 1 - 3 Months

University of New Mexico
Skills you'll gain: Web Applications, Full-Stack Web Development, Git (Version Control System), Middleware, Software Architecture, User Interface (UI), Agile Software Development, Application Frameworks, Ajax, Model View Controller, Databases, Relational Databases, Software Development, Ruby on Rails, Software Design Patterns, Cascading Style Sheets (CSS), Javascript
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Identity and Access Management, Google Cloud Platform, Cloud API, User Accounts, Application Programming Interface (API), Cloud Services, Role-Based Access Control (RBAC), Cloud Platforms, Cloud Storage
Beginner · Project · Less Than 2 Hours

The World Bank Group
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Interactive Learning, Environmental Issue, Sustainable Development, Social Impact, Environment, Environmental Policy, Natural Resource Management, Environmental Science, Energy and Utilities, Water Resource Management, Scientific Methods, Policy Analysis, Cooperation, Collaboration
Beginner · Course · 1 - 4 Weeks