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: HTML and CSS, React.js, Front-End Web Development, Mockups, Web Design and Development, Web Development, Figma (Design Software), Web Design, UI Components, Application Deployment, Web Analytics and SEO, Databases, Software Development, GitHub
Advanced · Course · 1 - 3 Months

GRAMMY GO
Skills you'll gain: Music Theory, Musical Composition, Music, Instrumental Music, Media Production, Post-Production, Creativity
Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Web Analytics and SEO, AI Personalization, Semantic Web, Algorithms, Query Languages, Network Analysis, Text Mining, Information Architecture, Performance Testing, Natural Language Processing, User Research, Data Structures, Graph Theory, UI/UX Research, Applied Machine Learning, Linear Algebra
Intermediate · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Applied Mathematics, Graphing, Numerical Analysis, Python Programming, Advanced Mathematics, Mathematical Software, Mathematical Modeling, Derivatives, Programming Principles
Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Transportation Operations, Network Routing, Supply And Demand, Network Analysis, Operations Research, Network Model, Mathematical Modeling, Capacity Management, Behavioral Economics, Game Theory, Economics, Algorithms, Applied Mathematics
Beginner · Course · 1 - 3 Months

SAS
Skills you'll gain: Predictive Modeling, Predictive Analytics, Responsible AI, Data Ethics, Data-Driven Decision-Making, Machine Learning, Applied Machine Learning, Business Ethics, Decision Tree Learning, Business Analytics, Artificial Intelligence, Performance Analysis, Data Science, Social Justice
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Influencing, Strategic Thinking, Negotiation, Communication Strategies, Recognizing Others, Active Listening, Strategic Communication, Game Theory, Verbal Communication Skills, Empathy, Critical Thinking, Decision Making
Mixed · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Data Storytelling, Strategic Communication, Stakeholder Engagement, Persuasive Communication, Communication Planning, Growth Mindedness, Emotional Intelligence, Conflict Management, Storytelling, Target Audience, Cultural Diversity, Information Management, Stakeholder Management, Team Management, Social Skills, Communication Strategies, User Story, Influencing, Communication, Virtual Teams
Beginner · Specialization · 3 - 6 Months

National Taiwan University
Skills you'll gain: Economics, Supply And Demand, Market Dynamics, Business Economics, Socioeconomics, Market Data, Tax, Public Policies, Policy Analysis, Decision Making
Mixed · Course · 1 - 4 Weeks
University of Rochester
Skills you'll gain: Supply And Demand, Market Dynamics, Economics, Consumer Behaviour, Resource Allocation, Cost Benefit Analysis, Market Analysis, Policy Analysis, Decision Making, Budgeting
Beginner · Course · 1 - 4 Weeks

Akamai Technologies, Inc.
Skills you'll gain: SQL, Database Management, Relational Databases, Database Systems, Database Design, Database Theory, Data Manipulation, Query Languages, Data Analysis
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: DevOps, DevSecOps, CI/CD, GitHub, Continuous Deployment, Continuous Integration, Version Control, Git (Version Control System), Process Improvement, Software Development, IT Automation, Digital Transformation, Business Transformation, Cross-Functional Collaboration, Continuous Improvement Process, Agile Methodology
Intermediate · Course · 1 - 4 Weeks