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.

LearnKartS
Skills you'll gain: Docker (Software), Cloud-Native Computing, Containerization, DevOps, Microservices, Cloud Applications, Application Deployment, Devops Tools, CI/CD, Data Storage, Linux Administration, Data Storage Technologies, Security Controls, Authentications, Ubuntu, Network Model, YAML, Software Configuration Management, Software Installation, Virtualization
Beginner · Specialization · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Data Storytelling, Sustainable Systems, Data Literacy, Systems Thinking, Case Studies, Sustainable Development, Quantitative Research, Sustainability Standards, Water Resource Management, Energy and Utilities, Analysis, Environmental Science, Policy Analysis, Social Network Analysis, Environment and Resource Management, Correlation Analysis
Intermediate · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Data Synthesis, Analytical Skills, International Relations, Economic Development, Statistics, Economics, Market Opportunities, Data Analysis, Labor Compliance, Social Studies, Data Quality, Transportation Operations
Intermediate · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Creative Thinking, Research, Science and Research, Research Methodologies, Scientific Methods, Critical Thinking, Innovation
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Intercultural Competence, Cultural Diversity, Cultural Sensitivity, Business Ethics, Cognitive flexibility, Diversity Awareness, Diversity and Inclusion, Workplace inclusivity, Cross-Functional Team Leadership, Professionalism, Organizational Leadership, Global Marketing, Business Leadership, Collaboration, Culture, International Relations, Systems Thinking, Economics
Mixed · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Musical Composition, Music Theory, Music, Music History, Classical Music, Creativity
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Market Dynamics, Supply And Demand, Game Theory, Economics, Market Trend, Business Economics, Market Analysis, Operating Cost, Business Strategy, Competitive Analysis, Cost Management, Strategic Decision-Making, Decision Making
Build toward a degree
Beginner · Course · 1 - 4 Weeks

The University of Sydney
Skills you'll gain: Economics, Financial Policy, Economics, Policy, and Social Studies, Financial Regulation, Fiscal Management, International Finance, Public Policies, Policy Analysis, Supply And Demand, Banking, Crisis Intervention
Mixed · Course · 1 - 4 Weeks

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

University of Colorado Boulder
Skills you'll gain: Problem Solving, Computational Thinking, Probability, Mathematical Modeling, Deductive Reasoning, Behavioral Economics, Algorithms, Analytical Skills, Theoretical Computer Science
Beginner · Course · 1 - 4 Weeks
Curtis Institute of Music
Skills you'll gain: Music Performance, Instrumental Music, Music History, Classical Music, Performing Arts, Music, Music Theory
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Git (Version Control System), GitHub, Version Control, Software Versioning, Software Configuration Management, Collaborative Software, Software Development, Software Installation, Devops Tools, File Management, Linux, Command-Line Interface
Beginner · Course · 1 - 4 Weeks