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.

EIT Digital
Skills you'll gain: Closing (Sales), Cold Calling, Customer Analysis, Sales Process, Target Market, Marketing, Market Analysis, Marketing Strategies, Competitive Analysis, Marketing Planning, Business Marketing, Sales, Growth Strategies, Market Research, Sales Prospecting, New Business Development, Business Development, A/B Testing, Entrepreneurship, Digital Marketing
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Child Development, Advocacy, Research, Research Methodologies, Social Sciences, Data Collection, Social Network Analysis, Anthropology, Human Development, Nutrition and Diet, Environmental Issue, Biology
Beginner · Course · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Encryption, FinTech, Data Sharing, Transaction Processing, Fraud detection, Distributed Computing, Payment Systems, Data Integrity, Emerging Technologies, Digital Assets, Authentications, Software Systems, Data Security, Computer Systems, Software Architecture, Network Security, Version Control, Network Analysis
Beginner · Specialization · 3 - 6 Months

IE Business School
Skills you'll gain: Competitive Analysis, Business Strategy, Economics, Market Dynamics, Business Economics, Strategic Thinking, Market Analysis, Strategic Planning, Strategic Marketing, Resource Management, Business Process
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Economics, Supply And Demand, Market Dynamics, Tax, Market Analysis, International Relations, Operating Cost, Policy Analysis, Consumer Behaviour, Decision Making
Beginner · Course · 1 - 3 Months

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Storytelling
Intermediate · Course · 1 - 3 Months

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Computational Thinking, Programming Principles, Database Design, Query Languages, Computer Programming, Computer Science
Intermediate · Specialization · 3 - 6 Months

University of Florida
Skills you'll gain: Land Management, Climate Change Mitigation, Sustainable Development, Environment and Resource Management, Water Resource Management, Water Sustainability, Sustainability Standards, Climate Change Adaptation, Environment, Natural Resource Management, Plant Operations and Management, Sustainable Systems, Water Resources, Systems Thinking, Environmental Science, General Science and Research, Taxonomy, Spatial Analysis, Socioeconomics, Biology
Intermediate · Specialization · 3 - 6 Months

Dartmouth College
Skills you'll gain: Computational Logic, Scientific Methods, Theoretical Computer Science, Logical Reasoning, General Science and Research, Physics, Experimentation, Physical Science, Artificial Intelligence, Computational Thinking, Simulations, Computer Science, Psychology, Ancient History, Vibrations, Mechanics, Chemistry, Laboratory Equipment, Research, World History
Beginner · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Simulations, Social Sciences, Systems Thinking, Agentic systems, Social Network Analysis, Computational Thinking, Sociology, Economics, Scientific Methods, Artificial Intelligence and Machine Learning (AI/ML), Computer Programming
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Manufacturing Operations, Production Planning, Digital Transformation, Technology Strategies, Business Modeling, Technology Roadmaps, Business Transformation, Product Lifecycle Management, Internet Of Things, Simulation and Simulation Software, Emerging Technologies, Real Time Data, Trend Analysis, Risk Analysis, Business, Systems Integration, Case Studies
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Combinatorics, Probability, Programming Principles, Program Development, Computational Thinking, Computer Programming, Object Oriented Programming (OOP), Development Testing, Software Testing, Applied Mathematics, Debugging, Algorithms, Python Programming, Game Design, Simulations
Intermediate · Course · 1 - 3 Months