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.

O.P. Jindal Global University
Skills you'll gain: Sampling (Statistics), Statistical Analysis, Probability Distribution, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Correlation Analysis, Regression Analysis, R (Software), R Programming, Statistical Modeling, Statistical Inference, Probability, Big Data, Decision Tree Learning
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: GitHub, Version Control, Bootstrap (Front-End Framework), .NET Framework, Model View Controller, Cross Platform Development, Microsoft Development Tools, Development Environment, Authentications, Web Applications, jQuery, Software Development Tools, Responsive Web Design, Data Validation, Microsoft SQL Servers, Databases
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Responsive Web Design, Video Game Development, Version Control, Mobile Development, Android Development, 3D Assets, User Interface (UI), C# (Programming Language), Git (Version Control System), Animation and Game Design, AI Workflows, Scripting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon CloudWatch, Network Troubleshooting, Continuous Monitoring, Identity and Access Management, AWS Identity and Access Management (IAM), Encryption, Network Security, System Monitoring, Network Administration, Amazon Web Services, Security Controls, Cloud Security, Firewall, Network Monitoring, Network Performance Management, Governance
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: No-Code Development, Application Development, User Experience, User Interface (UI), Data Modeling, Application Design, Cloud-Based Integration, Application Deployment, Automation, Cloud Applications, Salesforce, ServiceNow
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Content Accessibility Guidelines, User Experience Design, Design and Product, Digital Design, User Interface (UI), Technical Writing, Usability Testing, Design Research, User Centered Design, Content Creation, Style Guides, Content Strategy, Writing, Information Architecture, Product Design
Beginner · Course · 1 - 3 Months

Hebrew University of Jerusalem
Skills you'll gain: Teaching, Pedagogy, Program Evaluation, Instructional Strategies, Curriculum Planning, Classroom Management, Storytelling, Ethical Standards And Conduct, Student Engagement, Child Development, Working With Children, Liberal Arts, Ancient History, Social Studies, Culture, Discussion Facilitation
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Workflows, AI Enablement, Databricks, Scalability, AI Orchestration, Workflow Management, MLOps (Machine Learning Operations), Strategic Thinking, Responsible AI, Model Deployment, Business Strategy, Automation, Real Time Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kanban Principles, Workflow Management, Agile Software Development, Sprint Planning, Agile Project Management, Project Estimation, Agile Methodology, Project Management Software, Estimation, Process Optimization, Backlogs, User Story, Process Improvement, Resource Utilization
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Systems Thinking, Software Visualization, Object Oriented Design, Case Studies, Data Modeling, Software Engineering, Object Oriented Programming (OOP), Software Design, Program Development, Systems Design, Business Modeling, System Design and Implementation, Complex Problem Solving
Mixed · Course · 1 - 4 Weeks

Interactive Brokers
Skills you'll gain: Business Economics, Economics, Economic Development, Gross Profit, Fiscal Management, Financial Policy, Corporate Finance, Financial Statements, Financial Market, Supply And Demand, Banking, Market Dynamics, Forecasting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: GitHub, Git (Version Control System), Version Control, DevOps, Amazon Web Services, Collaborative Software, Continuous Integration, Linux, Code Review, Command-Line Interface
Beginner · Course · 1 - 3 Months