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 California, Davis
Skills you'll gain: Version Control, Hypertext Markup Language (HTML), GitHub, Git (Version Control System), HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Web Development, Web Design, Image Quality, Web Content, Web Servers, Semantic Web, Cloud Hosting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Organizational Strategy, Strategic Leadership, Business Strategy, Business Planning, Operations, Financial Forecasting, Organizational Change, Sales Strategy, Revenue Management, Financial Analysis, Business Modeling, Business Transformation, Financial Planning, Profit and Loss (P&L) Management
Mixed · Course · 1 - 4 Weeks
Lund University
Skills you'll gain: Legal Technology, Law, Regulation, and Compliance, Responsible AI, Artificial Intelligence, Legal Risk, Labor Law, Intellectual Property, Governance, Criminal Investigation and Forensics, Health Care Procedure and Regulation, Public Administration
Beginner · Course · 1 - 4 Weeks

The Chinese University of Hong Kong
Skills you'll gain: Patient Evaluation, General Medicine, Health Care, Health Assessment, Patient Education and Support, Physical Therapy, Preventative Care, Clinical Assessment, Pharmacology
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Insurance, Insurance Policies, Risk Management, Wealth Management, Business Risk Management, Financial Planning, Economics, Risk Analysis, Finance, Human Capital, Trustworthiness, Case Studies, Innovation
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Social Network Analysis, Network Analysis, Data Wrangling, Social Sciences, Graph Theory, Statistical Visualization, Data Manipulation, Data Visualization, Data Analysis, Predictive Analytics, Simulations
Beginner · Course · 1 - 3 Months

Skills you'll gain: SAS (Software), Predictive Analytics, Regression Analysis, Statistical Modeling, Business Analytics, Machine Learning Methods, Data Cleansing, Data Mining, Data Modeling, Feature Engineering, Application Deployment, Statistical Analysis, Decision Tree Learning, Data Transformation, Process Flow Diagrams, Artificial Neural Networks, Performance Metric
Mixed · Course · 1 - 3 Months
Stanford University
Skills you'll gain: Bayesian Network, Statistical Inference, Markov Model, Graph Theory, Sampling (Statistics), Applied Machine Learning, Statistical Methods, Probability & Statistics, Algorithms, Machine Learning Algorithms, Computational Thinking
Advanced · Course · 1 - 3 Months

Skills you'll gain: User Research, Usability Testing, Stakeholder Engagement, User Experience Design, User Experience, Experience Design, Persona (User Experience), Workflow Management, Human Centered Design, User Centered Design, UI/UX Strategy, Wireframing, Prototyping, Design Thinking, Cross-Functional Collaboration, Information Architecture, Storytelling
Beginner · Course · 1 - 3 Months

Airbus Beyond
Skills you'll gain: Order Management, Supply Chain Planning, Inventory Management, Demand Planning, Order Fulfillment, Supply Chain, Inventory Control Systems, Materials Management, Inventory Control, Production Planning, Supply Management, Supply Chain Systems, Production Schedule, Material Requirements Planning, Production Management, Risk Mitigation, Supply And Demand, Billing & Invoicing, Invoicing, Change Management
Beginner · Course · 1 - 3 Months

Atlassian
Skills you'll gain: Git (Version Control System), Version Control, GitHub, Bitbucket, Software Configuration Management, Command-Line Interface, Code Review, Collaborative Software, Graphical Tools
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, Splunk, Role-Based Access Control (RBAC), System Monitoring, Distributed Computing, System Configuration, Systems Administration, Data Management, Security Information and Event Management (SIEM), Data Security, Event Monitoring, Scalability, Real Time Data, Authentications
Mixed · Course · 1 - 3 Months