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.

University of Virginia
Skills you'll gain: Design Thinking, Digital Transformation, Creative Problem-Solving, New Product Development, Ideation, Business Transformation, Product Management, Technology Strategies, Innovation, Creativity, Product Lifecycle Management, Strategic Thinking, Product Improvement, Case Studies, Information Technology, Business Strategy, Business Analysis, Leadership and Management, Marketing, Storytelling
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Unit Testing, Growth Mindedness, Data Structures, Graph Theory, Event-Driven Programming, Social Network Analysis, Interactive Data Visualization, Java, Java Programming, Network Analysis, Object Oriented Programming (OOP), Technical Communication, User Interface (UI), JUnit, Object Oriented Design, Computer Programming, Adaptability, Performance Tuning, Algorithms, Problem Solving
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Django (Web Framework), Full-Stack Web Development, Version Control, Restful API, Data Structures, Unix Commands, Bootstrap (Front-End Framework), Git (Version Control System), API Testing, Back-End Web Development, GitHub, Relational Databases, Front-End Web Development, Object Oriented Programming (OOP), Database Management Systems, SQL, Database Design, Python Programming, Computer Programming, Cloud Hosting
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, ChatGPT, Generative AI, AI Workflows, Context Management, Decision Making
Beginner · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Robotics, Machine Controls, Control Systems, Automation Engineering, Mathematical Modeling, Mathematical Software, Simulation and Simulation Software, Engineering Calculations, Engineering, Mechanics, Mechanical Engineering, Artificial Intelligence, Vibrations, Applied Mathematics, Engineering Analysis, Automation, Virtual Environment, Torque (Physics), Graph Theory, Matlab
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Databases, User Interface and User Experience (UI/UX) Design, Database Theory, Application Frameworks, TypeScript
Intermediate · Course · 3 - 6 Months

University of California San Diego
Skills you'll gain: Apache Spark, Model Evaluation, Apache Hadoop, Data Integration, Exploratory Data Analysis, Big Data, Classification Algorithms, Graph Theory, Data Pipelines, Database Design, Data Modeling, Regression Analysis, Data Mining, Data Management, Applied Machine Learning, Data Preprocessing, Data Presentation, Scalability, Data Processing, MongoDB
Beginner · Specialization · 3 - 6 Months

Stanford University
Skills you'll gain: Data Structures, Graph Theory, Algorithms, Bioinformatics, Theoretical Computer Science, Network Model, Programming Principles, Social Network Analysis, Network Analysis, Computational Thinking, Analysis, Computer Science, Network Routing, Probability, Pseudocode, Computational Logic, Operations Research
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Brand Strategy, Adobe Express, Presentations, Branding, Creative Design, Target Audience, Visual Design, Typography, Adobe Creative Cloud, Storytelling, Adobe Illustrator, Diversity and Inclusion, Adobe Acrobat, Color Theory, Creative Thinking, Creative Problem-Solving, Digital Assets, Communication, Entrepreneurship, Digital Marketing
Beginner · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Digital Signal Processing, Image Analysis, Computer Vision, Visualization (Computer Graphics), Matlab, Mathematical Modeling, Color Theory, Applied Mathematics
Mixed · Course · 1 - 3 Months

Rice University
Skills you'll gain: Computational Thinking, Event-Driven Programming, Algorithms, Combinatorics, Graph Theory, Programming Principles, Application Development, Object Oriented Programming (OOP), Data Structures, Probability, Bioinformatics, Interactive Design, Program Development, Big Data, Python Programming, Data Analysis, User Interface (UI), Machine Learning Algorithms, Theoretical Computer Science, Computer Programming
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Exercise Science, Kinesiology, Physiology, Sports Medicine, Nutrition and Diet, Pharmacology, Public Health and Disease Prevention, Immunology, Preventative Care, Respiration, Athletic Training, Endocrinology, Chronic Diseases, Vital Signs, Biochemistry, Public Health, Mental Health
Beginner · Course · 1 - 4 Weeks