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.
Erasmus University Rotterdam
Skills you'll gain: Corporate Communications, Crisis Management, Business Ethics, Case Studies, Social Media Management, Facebook, Policy Analysis, Data Ethics, Leadership, Information Privacy, Stakeholder Analysis
Intermediate · Course · 1 - 3 Months
University of Leeds
Skills you'll gain: Problem Solving, Decision Making, Peer Review, Critical Thinking, Risk Analysis, Brainstorming, Strategic Decision-Making, Persuasive Communication, Estimation, Analysis, Prioritization, Professional Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Post-Production, Storytelling, Video Editing, Timelines, Color Theory, Cinematography, Web Content Accessibility Guidelines, Music, Editing
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Apache Maven, Build Tools, Software Development Tools, Version Control, Continuous Integration, Software Configuration Management, Apache, Dependency Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, Model Evaluation, Feature Engineering, Probability & Statistics, Supervised Learning, Statistical Hypothesis Testing, Exploratory Data Analysis, Box Plots, Regression Analysis, Statistics, Predictive Modeling, Time Series Analysis and Forecasting, Data Science, Histogram, Data Visualization, Statistical Analysis, Integrated Development Environments, Computer Networking, Python Programming, Server Side
Beginner · Specialization · 3 - 6 Months

Northeastern University
Skills you'll gain: Database Design, Database Theory, MongoDB, Database Development, Database Management Systems, Databases, Data Modeling, Database Architecture and Administration, NoSQL, Relational Databases, Unified Modeling Language, SQL, Data Integrity, Performance Tuning, Diagram Design, Software Architecture, Conceptual Design
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Color Matching, Video Production, Image Quality, Post-Production, Video Editing, Color Theory, Cinematography
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Project Risk Management, Communication Planning, Project Scoping, Project Performance, Risk Analysis, Scope Management, Project Management, Change Management, Leadership and Management, Project Documentation, Performance Measurement, Strategic Communication, Planning, Prioritization
Mixed · Course · 1 - 3 Months

Skills you'll gain: Securities (Finance), Financial Analysis, Financial Market, Investments, Credit Risk, Portfolio Risk, Portfolio Management, Analysis, Cash Flows, Risk Analysis, Market Dynamics
Mixed · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Systems Thinking, Social Justice, Economics, Policy, and Social Studies, Social Sciences, Complex Problem Solving, Culture, Political Sciences, Policy Analysis, Persuasive Communication, Personal Development, Critical Thinking, Scientific Methods, Human Learning
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Network Analysis, Statistical Modeling, Bayesian Network, R (Software), R Programming, Social Network Analysis, Simulations, Graph Theory, Statistical Analysis, Probability & Statistics, Markov Model, Probability Distribution, Data Visualization, Machine Learning, Statistical Hypothesis Testing
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Computational Logic, System Requirements, Functional Requirement, Theoretical Computer Science, Systems Analysis, Verification And Validation, Control Systems, Linear Algebra, Differential Equations, Applied Mathematics
Build toward a degree
Intermediate · Course · 1 - 3 Months