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: Computer Graphics, 3D Assets, Visualization (Computer Graphics), Computer Graphic Techniques, C++ (Programming Language), Video Game Development, Image Quality, Applied Mathematics, Algebra
Mixed · Course · 1 - 4 Weeks

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

National Taiwan University
Skills you'll gain: Report Writing, Operations Research, Applied Mathematics, Mathematical Modeling, Algorithms, Business Modeling, Engineering Calculations, Project Design, Data Visualization, Presentations, Complex Problem Solving, Decision Making, Business Analytics
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Feature Engineering, Responsible AI, Generative AI, Tensorflow, Generative AI Agents, Keras (Neural Network Library), Data Quality, MLOps (Machine Learning Operations), Exploratory Data Analysis, Machine Learning Methods, Machine Learning, Applied Machine Learning, Google Cloud Platform, Artificial Intelligence and Machine Learning (AI/ML), Scikit Learn (Machine Learning Library), Data Cleansing, Prompt Engineering, Data Strategy, OpenAI, Cloud Computing
Intermediate · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Combinatorics, Theoretical Computer Science, Algorithms, Graph Theory, Computational Thinking, Data-oriented programming, Operations Research, Python Programming, Mathematical Modeling
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Environmental Policy, Sustainable Development, Environment, Water Resources, Demography, Energy and Utilities, Environmental Science, Environmental Resource Management, Sustainability Standards, Sustainable Engineering, Water Resource Management, Social Sciences, Climate Change Adaptation, Economics
Mixed · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Supply And Demand, Economics, Market Dynamics, Business Economics, Behavioral Economics, Policy Analysis, Business Operations, Price Negotiation, Socioeconomics, Consumer Behaviour, Political Sciences, Economics, Policy, and Social Studies, Business Strategy, Public Policies, Competitive Analysis, Resource Allocation, Decision Making, Market Analysis, Cost Benefit Analysis, Environmental Issue
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Brand Strategy, Logo Design, Branding, Style Guides, Brand Awareness, Graphic and Visual Design, Marketing Materials, Typography, Design Elements And Principles, Color Theory, Asset Management
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Docs, Gmail, Google Sheets, Google Workspace, Presentations, Calendar Management, Spreadsheet Software, File Management, Excel Formulas, Email Security, Data Visualization, Productivity Software, Collaborative Software, Data Validation, Document Management, Setting Appointments, Meeting Facilitation, Sales Presentations, Data Analysis Expressions (DAX), Version Control
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Goal Setting, Smart Goals, Professional Networking, Business Management, Professional Development, Staff Management, Leadership and Management, Operations Management, People Management, Business Administration, Planning, Customer Relationship Management, Organizational Leadership, Organizational Strategy, Leadership, Change Management
Mixed · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Legal Technology, Responsible AI, Legal Research, Legal Risk, Artificial Intelligence, Intellectual Property, Generative AI, LLM Application, Natural Language Processing, Regulation and Legal Compliance, Compliance Management, Prompt Engineering, Litigation Support, Automation, Contract Review
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Event-Driven Programming, Payment Systems, User Interface (UI), MySQL, Application Design, Database Application, Python Programming, Transaction Processing, Application Development, User Interface (UI) Design, Database Management, Software Design, Debugging
Mixed · Course · 1 - 4 Weeks