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: Music Performance, Musical Composition, Music Theory, Music, Peer Review
Intermediate · Course · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: Critical Thinking, Independent Thinking, Decision Making, Strategic Decision-Making, Systems Thinking, Complex Problem Solving, Creative Thinking, Analysis, Ethical Standards And Conduct, Research
Intermediate · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Energy and Utilities, Chemical Engineering, Chemistry, Process Engineering, Mechanical Engineering, Environmental Engineering, Oil and Gas, Sustainable Engineering, Engineering Calculations, Physical Science, Mathematical Modeling
Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Digital Communications, Communication Systems, Image Analysis, Telecommunications, Electrical Engineering, Electrical and Computer Engineering, Embedded Systems, Electronics, Algorithms
Intermediate · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Organizational Structure, Leadership and Management, Business Ethics, Business Management, Business Planning, Human Resources Management and Planning, Operations Management, People Management, Organizational Effectiveness, Organizational Strategy, Decision Making, Leadership, Business Strategies, Performance Measurement, Critical Thinking
Beginner · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Big Data, Internet Of Things, Social Network Analysis, Text Mining, Apache Hadoop, Business Intelligence, Unstructured Data, Analytics, Real Time Data, Cloud Computing, Data Storage, Data Science, Marketing Analytics, Fraud detection
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Robotics, Data Mapping, Automation, Control Systems, Artificial Intelligence, Graph Theory, Planning, Simulation and Simulation Software, Engineering, Computer Science, Image Analysis, Digital Signal Processing, Algorithms, Simulations, Computer Programming, Virtual Environment, Torque (Physics), Data Structures, Linear Algebra, Design
Build toward a degree
Beginner · Specialization · 3 - 6 Months

University of Cape Town
Skills you'll gain: Climate Change Adaptation, Water Resources, Water Sustainability, Sustainable Development, Environmental Policy, Water Resource Management, Environmental Science, Environment, Natural Resource Management, Socioeconomics, Vulnerability, Governance
Beginner · Course · 1 - 3 Months

Capitals Coalition
Skills you'll gain: Stakeholder Engagement, Sustainable Business, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Business Risk Management, Sustainable Development, Natural Resource Management, Business Valuation, Sustainability Reporting, Stakeholder Analysis, Risk Analysis, Human Capital, Risk Management, Decision Making, Problem Solving, Business Communication
Beginner · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Market Analysis, Peer Review, Case Studies, Marketing Planning, Marketing Management, Strategic Marketing, Hospitality Management, Consumer Behaviour, Marketing Strategy and Techniques, Marketing Effectiveness, Marketing Operations, Target Market, Competitive Analysis, Business
Beginner · Course · 1 - 3 Months

Curtis Institute of Music
Skills you'll gain: Classical Music, Music Theory, Music, Music History, Musical Composition
Beginner · Course · 1 - 3 Months

Nanyang Technological University, Singapore
Skills you'll gain: Systems Thinking, Case Studies, Network Analysis, Mathematical Modeling, Simulations, Systems Engineering, Social Sciences, Applied Mathematics, Sustainable Systems, Policy Analysis, Forecasting, Critical Thinking, Jupyter
Beginner · Course · 1 - 3 Months