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.

Johns Hopkins University
Skills you'll gain: AI Security, Cybersecurity, Cyber Threat Intelligence, Cyber Attacks, Fraud detection, Email Security, Threat Detection, Jupyter, Authentications, Machine Learning Algorithms, Artificial Intelligence, Anomaly Detection, Natural Language Processing, Machine Learning
Intermediate · 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

UNSW Sydney (The University of New South Wales)
Skills you'll gain: Design Thinking, Business Transformation, Workforce Development, Strategic Thinking, Automation, Digital Transformation, Human Centered Design, Emerging Technologies, Innovation, Business Process Automation, Forecasting, Organizational Change
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Open Source Technology, Package and Software Management, Unit Testing, GitHub, Version Control, Rmarkdown, Cross Platform Development, Software Versioning, Software Documentation, R Programming, Knitr, Continuous Integration, Development Testing, Technical Documentation
Intermediate · Course · 1 - 4 Weeks

University of Florida
Skills you'll gain: Land Management, Climate Change Mitigation, Sustainable Development, Sustainable Systems, Environment and Resource Management, Water Resources, Sustainability Standards, Climate Change Adaptation, Water Resource Management, Environment, Natural Resource Management, Plant Operations and Management, Systems Thinking, Environmental Science, General Science and Research, Spatial Analysis, Socioeconomics, Research, Research Methodologies, Biology
Intermediate · Specialization · 3 - 6 Months
University of Leeds
Skills you'll gain: Stakeholder Management, Stakeholder Engagement, Engineering Management, Scope Management, Risk Management, Project Scoping, Stakeholder Analysis, Project Risk Management, Project Management, Business Risk Management, Governance
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Architectural Drawing, Blueprint Reading, Structural Engineering, Structural Analysis, Building Design, Engineering Drawings, Engineering Documentation, Architectural Engineering, Civil and Architectural Engineering, Building Codes, Construction Estimating, Civil Engineering, Engineering Practices, Construction, Construction Engineering, Engineering Calculations, Engineering Software, Engineering Analysis
Advanced · Specialization · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Music Theory, Music, Open Source Technology, Media Production, Musical Composition, Digital Signal Processing, Music History, Electronic Components, Post-Production, Electronics, Aesthetics, Hardware Design, Collaborative Software, Data Sharing, Instrumental Music, Embedded Systems, Multimedia, System Configuration, Algorithms, Creativity
Intermediate · Specialization · 3 - 6 Months

Insper
Skills you'll gain: Corporate Sustainability, Sustainable Business, Organizational Leadership, Business Leadership, Social Impact, Business Ethics, Strategic Leadership, Stakeholder Management, Systems Thinking, Case Studies, Organizational Change, Culture
Mixed · Course · 1 - 3 Months

Skills you'll gain: Target Audience, Content Creation, Social Media Content, Social Media, Content Strategy, Marketing Materials, Social Media Marketing, Social Media Strategy, Graphic Design, Marketing Design, Branding
Beginner · Guided Project · Less Than 2 Hours
University of Toronto
Skills you'll gain: Bioinformatics, Network Analysis, Data Visualization Software, Data Analysis, Data Mining, Exploratory Data Analysis, Databases
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Simulation and Simulation Software, Systems Thinking, Data Sharing, Data Modeling, Systems Design, Mathematical Modeling, Interactive Data Visualization, Biology, Environment, Storytelling
Beginner · Guided Project · Less Than 2 Hours