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.

Johns Hopkins University
Skills you'll gain: Responsible AI, Social Network Analysis, Driving engagement, Behavioral Economics, Network Analysis, Game Design, Social Sciences, Sociology, Artificial Intelligence, Systems Thinking, Research, Human Computer Interaction, Data Collection, Psychology
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: Git (Version Control System), Package and Software Management, Linux Administration, Containerization, Bash (Scripting Language), Version Control, File Systems, Ubuntu, Linux Servers, Linux, Docker (Software), Operating System Administration, Linux Commands, User Accounts, Command-Line Interface, Shell Script, Ansible, Firewall, Systems Administration, Microsoft Windows
Intermediate · Specialization · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Governance, Database Management, Database Systems, Databases, NoSQL, SQL, MongoDB, Relational Databases, Big Data, Graph Theory, Data Storage, Apache Hadoop, Data Manipulation
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Scanning, Network Security, Configuration Management, System Configuration, Vulnerability Assessments, Firewall, Linux Commands, Servers, TCP/IP, Network Analysis, Software Versioning
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Apache Spark, Apache Hadoop, Google Cloud Platform, Data Processing, Command-Line Interface, Big Data, Cloud Computing
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Logo Design, Marketing Design, Graphic Design, Digital Design, Design, Collaborative Software, Advertising, Organizational Skills, Marketing, Color Theory
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: 3D Modeling, 3D Assets, Autodesk, Visualization (Computer Graphics), Editing
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Precision Medicine, Game Theory, Clinical Trials, Bioinformatics, Data Analysis, Image Analysis, Data-Driven Decision-Making, Analytics, Bayesian Statistics, Data Science, Strategic Decision-Making, Decision Making, Applied Machine Learning, Data Structures, Cybersecurity, Statistical Analysis, Algorithms, Machine Learning Methods, Statistical Hypothesis Testing, Reinforcement Learning
Intermediate · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Social Network Analysis, Bayesian Network, Data Analysis, Python Programming, Probability Distribution
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Product Automation, Email Automation, Software Development Tools, Application Lifecycle Management, Computer Programming Tools, Software Configuration Management, Software Versioning, Data Cleansing, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Diversity and Inclusion, Organizational Leadership, Data Storytelling, Leadership, Leadership Development, Leadership and Management, Strategic Leadership, Team Management, Performance Review, People Management, Team Building, Workplace inclusivity, User Experience Design, Systems Thinking, Design Reviews, Influencing, Recruitment, Design, Talent Recruitment, UI/UX Strategy
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Swift Programming, Apple Xcode, Apple iOS, iOS Development, Apple software proficiency, Application Development, Mobile Development, Mobile Development Tools, Object Oriented Programming (OOP), Programming Principles, Development Environment, Integrated Development Environments, Computer Programming
Beginner · Course · 1 - 4 Weeks