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.

Skillshare
Skills you'll gain: Adobe After Effects, Motion Graphics, Animations, Multimedia, Logo Design, Cinematography, Video Editing, 3D Modeling, Adobe Illustrator, Adobe Photoshop, Computer Graphics, Creative Design, Typography, Graphical Tools, Graphic Design, File Management, Color Theory
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Azure DevOps Pipelines, Kubernetes, Azure DevOps, Node.JS, CI/CD, DevOps, Application Lifecycle Management, Microservices, Program Development, Containerization, Software Testing, Debugging, Cloud Development, Cloud Deployment, Application Deployment, Scripting, Version Control, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Computer Programming, Computational Thinking, Theoretical Computer Science, Performance Tuning
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Operations Research, Applied Mathematics, Mathematical Software, Linear Algebra, Mathematical Modeling, Algorithms, Business Modeling, Complex Problem Solving, Spreadsheet Software
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Team Motivation, Business Ethics, Emotional Intelligence, Empathy & Emotional Intelligence, Leadership and Management, Business Leadership, Decision Making, Waterfall Methodology, Leadership, Self-Motivation, Organizational Leadership, Communication, Project Management Life Cycle, Project Management
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Code Review, Version Control, GitHub, Package and Software Management, CI/CD, Continuous Integration, Open Source Technology, Development Environment, Continuous Deployment, Secure Coding, Software Development Tools, Docker (Software), Containerization, Scientific Methods, Bioinformatics, Data Sharing, Git (Version Control System), Automation, Software Documentation, Technical Documentation
Beginner · Specialization · 3 - 6 Months

Kotter
Skills you'll gain: Organizational Change, Change Management, Business Transformation, Leadership and Management, Organizational Structure, Organizational Leadership, People Management, Industrial and Organizational Psychology, Leadership Development, Leadership, Drive Engagement, Stakeholder Engagement, Diversity and Inclusion, Lifelong Learning
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Sustainable Business, Sustainable Technologies, Sustainable Engineering, Operations Management, Business Leadership, Waste Minimization, Manufacturing Operations, Corporate Sustainability, Environmental Resource Management, Environmental Engineering, Product Design, Systems Thinking, Manufacturing Processes, Digital Transformation
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Application Deployment, Software Development Life Cycle, Continuous Deployment, Continuous Integration, Amazon Web Services, AWS CloudFormation, Amazon Elastic Compute Cloud, Unit Testing, Infrastructure as Code (IaC), Containerization, Amazon S3, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Data Literacy, Strategic Leadership, Data-Driven Decision-Making, Business Leadership, Organizational Leadership, Leadership, Data Analysis, Leadership Development, Leadership and Management, Agile Methodology, Project Implementation, Organizational Structure
Intermediate · Course · 1 - 4 Weeks
Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Competitive Analysis, Game Theory, Business Strategy, Product Strategy, Market Dynamics, Go To Market Strategy, New Product Development, Strategic Partnership, Strategic Decision-Making, Market Analysis, Innovation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Employee Retention, Employee Engagement, Workplace inclusivity, Talent Management, Employee Onboarding, Employee Surveys, Employee Performance Management, Diversity and Inclusion, Workforce Planning, Telecommuting, Workforce Management, Stress First Aid, Virtual Teams
Beginner · Course · 1 - 4 Weeks