Number theory courses can help you learn prime numbers, divisibility rules, modular arithmetic, and integer properties. You can build skills in problem-solving, logical reasoning, and algorithmic thinking, that support tackling complex mathematical challenges. Many courses introduce tools like Python for implementing algorithms and mathematical software for exploring number patterns, enabling you to apply your knowledge in practical situations such as cryptography and coding theory.

Skills you'll gain: Desktop Support, Network Troubleshooting, Technical Support, Hardware Troubleshooting, System Support, Help Desk Support, Debugging, Microsoft Windows, Mac OS, Unix, Problem Management, Computer Hardware, Network Monitoring, Generative AI, Operating Systems, System Configuration, Software Installation, Technical Communication, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Succession Planning, Innovation, Business Modeling, Value Propositions, Governance, Entrepreneurship, Lean Methodologies, Leadership and Management, Leadership, Business Leadership, Corporate Strategy, New Product Development, Ideation, Strategic Leadership, Business Strategy, Sales Presentations, Leadership Development, New Business Development, Talent Management, Business Planning
Advanced · Specialization · 3 - 6 Months
University of Pennsylvania
Skills you'll gain: Demography, Market Trend, Trend Analysis, International Relations, Socioeconomics, Global Marketing, Social Sciences, Systems Thinking, Cultural Diversity, Political Sciences, Financial Systems, Economics, Business Economics, Governance
Mixed · Course · 1 - 4 Weeks

EIT Digital
Skills you'll gain: Software Architecture, Functional Requirement, Requirements Analysis, Internet Of Things, Software Design Patterns, User Requirements Documents, Android Development, Application Frameworks, Maintainability, Interoperability, Software Quality (SQA/SQC)
Mixed · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Social Network Analysis, Network Analysis, Social Sciences, Sociology, Agentic systems, Systems Thinking, Economics, Policy, and Social Studies, Simulations, Culture, Complex Problem Solving, Innovation
Beginner · Course · 1 - 3 Months

New York University
Skills you'll gain: Supervised Learning, Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Decision Tree Learning, Machine Learning, Financial Trading, Financial Market, Reinforcement Learning, Scikit Learn (Machine Learning Library), Financial Services, Regression Analysis, Correlation Analysis, Exploratory Data Analysis, Portfolio Management, Python Programming, Artificial Neural Networks, Jupyter
Intermediate · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Algorithms, Pseudocode, Theoretical Computer Science, Mathematical Modeling, Computational Thinking, Applied Mathematics, Data Structures, Graph Theory, Mathematical Theory & Analysis, Design Strategies, Bioinformatics
Intermediate · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Revenue Management, Hospitality Management, Digital Marketing, Data-Driven Decision-Making, Demand Generation, Hotel Operations, Asset Management, Marketing, Customer Demand Planning, Forecasting, Business Valuation, Return On Investment
Mixed · Course · 1 - 4 Weeks

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

ESSEC Business School
Skills you'll gain: Mediation, Negotiation, Conflict Management, Cultural Diversity, Case Studies, Communication Strategies, Analysis, Value Propositions, Consultative Approaches, Peer Review, Process Design, Interpersonal Communications, Active Listening
Intermediate · Course · 1 - 3 Months

Technical University of Denmark (DTU)
Skills you'll gain: Environmental Regulations, Environmental Laws, Environment, Environmental Policy, Environmental Management Systems, Ethical Standards And Conduct, Systems Thinking, Law, Regulation, and Compliance, Cost Benefit Analysis, Case Studies
Mixed · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: Peer Review, Videography, Video Production, Photo/Video Production and Technology, Post-Production, Editing, Design Elements And Principles, Storytelling, Color Theory, Creativity
Beginner · Course · 1 - 3 Months