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.

Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Software Design Patterns, Object Oriented Programming (OOP), C (Programming Language), Debugging, Algorithms, Graph Theory, Artificial Intelligence, Data Structures, Game Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Partnership Accounting, Liquidation, Financial Reporting, Securities (Finance), Technical Accounting, Legal Risk, Risk Analysis, Portfolio Risk, Accounting, Generally Accepted Accounting Principles (GAAP), Compliance Reporting, Investments, Capital Expenditure, Reconciliation, Balance Sheet, Case Studies, Financial Accounting, Finance, Financial Statements, Corporate Finance
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Color Theory, World Music, Disabilities, Music History, Social Justice, Performing Arts, Community Organizing, Liberal Arts, Interactive Learning, Peer Review, Musical Composition, Cultural Diversity, Aesthetics, Music, Music Theory, Art History, Sociology, Creativity, Critical Thinking, Communication
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Web Content Accessibility Guidelines, Adobe Express, Multimedia, User Experience Design, Design Elements And Principles, Design, Visual Design, Diversity and Inclusion, Graphic Design, Creative Design, User Centered Design, Color Theory
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Computer Vision, Image Quality, Image Analysis, Computer Graphics, 3D Modeling, Photography, Virtual Reality, Visualization (Computer Graphics), Medical Imaging, Artificial Neural Networks, Unsupervised Learning, Graph Theory, Dimensionality Reduction, Mathematical Modeling, Estimation, Machine Learning Algorithms, Color Theory, Algorithms, Automation Engineering, Electronic Components
Beginner · Specialization · 3 - 6 Months
Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Strategic Partnership, Business Strategy, Strategic Thinking, Game Theory, Competitive Analysis, New Product Development, Strategic Decision-Making, Go To Market Strategy, Product Design, Innovation, Market Analysis
Mixed · Course · 1 - 3 Months

Adobe
Skills you'll gain: Adobe Illustrator, Color Theory, Typography, Graphic and Visual Design, Graphic Design, Graphics Software, Graphic and Visual Design Software, Design, Adobe Creative Cloud, Design Elements And Principles, Digital Design, Generative AI, Creativity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Musical Composition, Music Theory, Music, Music Performance, Instrumental Music, Classical Music
Intermediate · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: International Finance, Derivatives, Financial Systems, Balance Sheet, Financial Market, Payment Systems, Banking, Capital Markets, Economics, Market Liquidity, Financial Regulation, Finance, Market Dynamics
Mixed · Course · 3 - 6 Months

Princeton University
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Theoretical Computer Science, Operations Research, Computational Thinking, Computer Programming, Network Routing, Java Programming, Linear Algebra
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Web Analytics, Supplier Management, E-Commerce, WordPress, No-Code Development, Search Engine Optimization, Blogs, Web Design, Content Management Systems, Order Management Systems, Shipping and Receiving
Beginner · Course · 1 - 3 Months