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 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

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

Skills you'll gain: Post-Production, 3D Modeling, Video Production, Color Theory
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Big Data, Data Infrastructure, Social Network Analysis, Data Processing, Program Development, Distributed Computing, Java, Text Mining, Graph Theory, File Systems, Debugging
Mixed · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Health Informatics, Health Technology, Telehealth, Interoperability, Clinical Informatics, Informatics, Electronic Medical Record, Health Care, Health Information Management, Community Health, Healthcare Industry Knowledge, Data Sharing, Dental Informatics, Public Health, Data Ethics, Nursing, Data Visualization, Graph Theory
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Visualization Software, Interactive Data Visualization, Application Development, Web Content Accessibility Guidelines, Color Theory
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React Native, Prompt Engineering, Software Development Life Cycle, Flutter (Software), Swift Programming, Mobile Development, Software Architecture, Apple Xcode, Android Studio, React Redux, Android Development, Apple iOS, Responsive Web Design, Git (Version Control System), GitHub, Android (Operating System), Cascading Style Sheets (CSS), React.js, User Experience Design, AI Personalization
Beginner · Professional Certificate · 3 - 6 Months

Meta
Skills you'll gain: React Native, Jest (JavaScript Testing Framework), Version Control, UI/UX Research, Usability Testing, Unix Commands, Restful API, Git (Version Control System), Persona (User Experience), GitHub, Interaction Design, User Experience Design, SQL, User Interface and User Experience (UI/UX) Design, User Interface (UI), User Experience, Mobile Development, React.js, Web Development Tools, Javascript
Beginner · Specialization · 3 - 6 Months

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

Skillshare
Skills you'll gain: Logo Design, Packaging and Labeling, Adobe Illustrator, Brand Strategy, Competitive Analysis, Graphic and Visual Design, Presentations, Content Creation, Target Audience, Storytelling, Branding, Color Theory, Product Design, Typography, Design Strategies, Social Media, Graphic Design, Animations, Design Software, Graphic and Visual Design Software
Beginner · Specialization · 3 - 6 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, Computer Programming, Bioinformatics, Interactive Design, Program Development, Big Data, Python Programming, Data Analysis, User Interface (UI), Theoretical Computer Science, Computer Science
Beginner · Specialization · 3 - 6 Months