Language courses can help you learn grammar, vocabulary development, pronunciation techniques, and conversational skills. You can build skills in writing clearly, understanding cultural nuances, and using language for specific purposes like business or travel. Many courses introduce tools such as language learning apps, online dictionaries, and pronunciation software, which enhance your ability to practice and apply what you've learned in everyday situations.

University of Colorado Boulder
Skills you'll gain: Robotics, Artificial Intelligence, Planning, Automation, Data Mapping, Graph Theory, Algorithms, Simulation and Simulation Software, Control Systems, Real-Time Operating Systems, Computer Programming, Engineering, Computer Science, Computer Vision, Python Programming, Data Structures, Simulations, Linear Algebra, Design
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Agentic systems, Generative AI Agents, Application Design, Tool Calling, Large Language Modeling, Context Management, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Web Scraping, MySQL, SQL, JSON, Scripting, Data Persistence, Data Manipulation, Data Structures, Database Management, Databases, Data Import/Export, Data Capture, Spatial Analysis, Python Programming, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Immigration Law, Case Studies, International Relations, World History, Social Justice, Socioeconomics, Cultural Sensitivity, Demography, Policy Analysis, Social Sciences
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Power, Electrical Engineering, Estimation, Simulations, Electronic Systems, Matlab, Engineering Calculations, Model Evaluation, Mathematical Modeling, Control Systems, Electronic Components, Applied Mathematics, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computational Thinking, Algorithms, Graph Theory, Data Structures, C++ (Programming Language), C and C++, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Technical Design, Theoretical Computer Science
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Correlation Analysis, Matplotlib, Seaborn, Data Cleansing, Data Visualization, Pandas (Python Package), Data Analysis, Data Manipulation, NumPy, Statistical Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: Stored Procedure, PostgreSQL, SQL, Database Management, Database Design, Relational Databases, Query Languages, Data Manipulation, Data Import/Export, Data Integrity, Text Mining, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Statistical Machine Learning, Data Preprocessing, Model Evaluation, PyTorch (Machine Learning Library), Statistical Methods, Probability, Probability & Statistics, Sampling (Statistics), Logistic Regression, Deep Learning, Probability Distribution, Supervised Learning, Statistics, Machine Learning Methods, Machine Learning, Agentic systems, Artificial Intelligence, Artificial Neural Networks, Algorithms, Python Programming
Intermediate · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: File I/O, Java Programming, Eclipse (Software), Java, Debugging, Integrated Development Environments, Object Oriented Programming (OOP), Data Structures, Development Environment, Software Design, Programming Principles, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Dimensionality Reduction, Data Integration, Data Preprocessing, Exploratory Data Analysis, Data Visualization, Plot (Graphics), Matlab, Data Processing, Data Cleansing, Data Manipulation, Text Mining, Predictive Modeling, Unstructured Data, Image Analysis, Natural Language Processing
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Restful API, Application Deployment, Web Development, Full-Stack Web Development, Cloud API, Application Development, Software Documentation, Data Validation
Intermediate · Course · 1 - 4 Weeks