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.

University of Colorado System
Skills you'll gain: Business Intelligence, Decision Support Systems, Data Visualization, Data Warehousing, Performance Measurement, Operational Performance Management, Dashboard, Business Analytics, MicroStrategy, Key Performance Indicators (KPIs), Data Mining, Business Process Improvement, Data-Driven Decision-Making, Business Reporting, Competitive Intelligence, Data Analysis, Six Sigma Methodology, Business Strategy
Mixed · Course · 1 - 3 Months

Eindhoven University of Technology
Skills you'll gain: Business Process, Process Analysis, Process Improvement, Business Process Management, Data Mining, Business Process Modeling, Process Optimization, Data Processing, Real Time Data, Data Science, Verification And Validation, Data Validation
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Communications, Communication Systems, Electrical and Computer Engineering, Programming Principles, Telecommunications, Advanced Mathematics, Algorithms, Linear Algebra, Mathematical Modeling, Applied Mathematics
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Supervision, Leadership and Management, Delegation Skills, Leadership Development, Team Leadership, Leadership, Organizational Leadership, Strategic Leadership, Professional Development, Personal Development, People Management, Business Leadership, Motivational Skills, Coordination, Communication Strategies, Decision Making, Coaching
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Semiconductors, Electrical Power, Electronics, Electrical Engineering, Electronic Components, Engineering Analysis, Simulation and Simulation Software
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Data Structures, Graph Theory, Algorithms, Data Storage, Theoretical Computer Science, Computational Thinking, Computer Programming, C (Programming Language), C++ (Programming Language)
Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Course Development, Web Content Accessibility Guidelines, Educational Materials, Multimedia, Instructional Design, Learning Theory, User Experience Design, Learning Management Systems, Design Thinking, Education Software and Technology, Professional Development, Brainstorming, Needs Assessment, Content Creation, Motivational Skills, Diversity Equity and Inclusion Initiatives, User Centered Design, Prototyping, Design Strategies, Student-Centred Learning
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Estimation, Linear Algebra, Physics, Engineering Calculations, Applied Mathematics, Advanced Mathematics, Mathematical Modeling, Engineering Analysis, Calculus, Differential Equations, Physical Science
Build toward a degree
Intermediate · Specialization · 1 - 3 Months

Curtis Institute of Music
Skills you'll gain: Musical Composition, Music History, Instrumental Music, Classical Music, Music Theory, Music Performance
Mixed · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Design Thinking, Intellectual Property, 3D Modeling, Innovation, Prototyping, Manufacturing and Production, Entrepreneurship, Education and Training, Community Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Verification And Validation, Theoretical Computer Science, System Testing, System Software, Systems Design, Software Architecture, Embedded Systems
Intermediate · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Business Process Management, Organizational Structure, Decision Making, Game Theory, Operational Efficiency, Organizational Effectiveness, Business Management, Problem Solving, Business, Complex Problem Solving, Business Strategy, Coordination
Beginner · Course · 1 - 4 Weeks