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 Minnesota
Skills you'll gain: Performance Management, Performance Appraisal, Performance Review, Compensation Management, Compensation Strategy, Compensation and Benefits, Constructive Feedback, Workforce Planning, Human Resource Strategy, Human Resources, Employee Onboarding, Recruitment, Employee Performance Management, Recruitment Strategies, Human Capital, Full Cycle Recruitment, Talent Acquisition, Human Resources Management and Planning, Compensation Analysis, People Management
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Logo Design, Color Theory, Design Elements And Principles, Graphic Design, Design, Typography, Graphic and Visual Design, User Experience Design, Graphic and Visual Design Software, Digital Design, Image Quality, Adobe InDesign, Creative Design, Design Software, Content Creation, Design Research, Information Architecture, Adobe Photoshop, Web Design and Development, File Management
Beginner · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: C++ (Programming Language), Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Graph Theory, Development Environment, Data Storage, Engineering Software, Unstructured Data, Computer Programming, Algorithms, Data Storage Technologies, Debugging, Program Development, Database Systems, Database Theory, Network Routing, Theoretical Computer Science
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Photo/Video Production and Technology, Video Editing, Typography, Responsible AI, Media Production, Logo Design, Digital Design, Generative AI, Social Media, Content Creation, Social Media Management, Creative Design, Adobe Photoshop, Visual Design, Content Marketing, Infographics, Content Strategy, Color Theory, Storytelling, Branding
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Brand Strategy, Presentations, Branding, Creative Design, Marketing 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

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

Johns Hopkins University
Skills you'll gain: Rmarkdown, Version Control, Data Science, R (Software), GitHub, Data Literacy, Data Analysis, R Programming, Statistical Programming, Exploratory Data Analysis, Software Installation
Mixed · Course · 1 - 4 Weeks

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), Object Oriented Design, Computer Programming, Willingness To Learn, Adaptability, Performance Tuning, Algorithms, Problem Solving
Intermediate · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Go (Programming Language), Data Structures, C and C++, C (Programming Language), Object Oriented Programming (OOP), Programming Principles, Software Design Patterns, Debugging, Computer Programming, Object Oriented Design, Unit Testing, Integrated Development Environments, Algorithms, Pseudocode, Command-Line Interface, Graph Theory, Computer Science, File Systems, Artificial Intelligence
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Web Content Accessibility Guidelines, Typography, Graphic and Visual Design Software, Visual Design, Style Guides, Graphic and Visual Design, Design, Creative Design, Graphic Design, Color Theory, Design Elements And Principles, Content Creation, AI Personalization, Branding, Generative AI
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Structures, Algorithms, Data Storage, Programming Principles, File Systems, Graph Theory, Computer Programming, C++ (Programming Language), Java, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MySQL, Database Management, Database Administration, Data Warehousing, Linux Commands, Data Integrity, Unit Testing, Algorithms, Software Versioning, Command-Line Interface, Software Visualization, Linux, Pseudocode, Query Languages, Collaborative Software, Django (Web Framework), Database Architecture and Administration, Computational Thinking, Test Driven Development (TDD), File Management
Beginner · Professional Certificate · 3 - 6 Months