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.

Adobe
Skills you'll gain: Photo Editing, Adobe Photoshop, Data Import/Export, Image Quality, Color Theory, Photography, Generative AI, Editing, Storytelling, Design Elements And Principles, Graphic and Visual Design, Creative Design, Creative Thinking, Creative Problem-Solving
Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Cinematography, Photography, Video Editing, Videography, Post-Production, Color Theory, Image Quality
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Version Control, Unity Engine, GitHub, Bitbucket, Git (Version Control System), Android Development, C# (Programming Language), Android (Operating System), Game Design, Mobile Development, Scripting, User Interface (UI), 3D Assets, Video Game Development, Animation and Game Design, User Interface (UI) Design, Computer Graphics, Application Development, Graphics Software, Animations
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Azure, Cloud Security, Kubernetes, Data Security, Virtual Machines, Database Architecture and Administration, Infrastructure As A Service (IaaS), Remote Access Systems, Data Storage Technologies, Identity and Access Management, Containerization, Key Management, Encryption
Intermediate · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Patient Communication, Health Disparities, Health Equity, Community and Social Work, Crisis Intervention, Social Impact, Social Determinants Of Health, Health Policy, Public Health, Public Policies, Vulnerability, Cultural Responsiveness
Mixed · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Database Design, Database Theory, Database Management, Relational Databases, Databases, Database Architecture and Administration, Database Management Systems, SQL, NoSQL, Data Modeling, Unified Modeling Language, Query Languages, Data Integrity, Data Manipulation, Performance Tuning
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Classification Algorithms, Regression Analysis, Matplotlib, Feature Engineering, Time Series Analysis and Forecasting, Data Preprocessing, Jupyter, Image Analysis, Cloud Deployment, Scikit Learn (Machine Learning Library), Applied Machine Learning, Tensorflow, Amazon Web Services, Python Programming, Data Transformation, Logistic Regression, Machine Learning Methods, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 1 - 3 Months

The Open University
Skills you'll gain: Ideation, Creative Thinking, Critical Thinking, Cognitive flexibility, Innovation, Systems Thinking, Problem Solving, Sustainable Business, Decision Making, Business Architecture
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: NoSQL, MongoDB, Distributed Computing, Database Systems, Scalability, Big Data, Databases, Database Design, Software Architecture, Systems Architecture, Data Storage Technologies, Data Modeling, Relational Databases, Unstructured Data, Graph Theory
Beginner · Course · 1 - 4 Weeks

Interactive Brokers
Skills you'll gain: Financial Trading, Market Dynamics, Business Economics, Market Trend, Market Intelligence, Consumer Behaviour, Economics, Financial Market, Supply And Demand, Investments, Financial Data, Forecasting
Beginner · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Marketing Analytics, Customer Analysis, Customer Retention, Predictive Analytics, Customer Insights, Data-Driven Decision-Making, Personalized Service, Marketing Strategies, Business Analytics, Customer Acquisition Management, Customer experience improvement, Loyalty Programs, Strategic Marketing, Marketing Strategy and Techniques
Beginner · Course · 3 - 6 Months

Skills you'll gain: Graphic and Visual Design, Graphic Design, Graphic and Visual Design Software, Design, Adobe Photoshop, Creative Design, Typography, 3D Modeling, 3D Assets, Color Theory, Visualization (Computer Graphics), Color Matching, Computer Graphics, Computer Graphic Techniques
Intermediate · Guided Project · Less Than 2 Hours