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.

Google Cloud
Skills you'll gain: Google Docs, Google Sheets, Gmail, Google Workspace, Calendar Management, Presentations, Spreadsheet Software, Setting Appointments, Excel Formulas, Collaborative Software, Excel Macros, Data Visualization, Email Automation, Email Security, Meeting Facilitation, Version Control, Data Management, Organizational Skills, Scheduling, Productivity Software
Beginner · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Music Theory, Music, Post-Production, Media Production, Musical Composition, Music History, Digital Publishing, Software Installation, Creativity, Editing
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Electronic Systems, Semiconductors, Basic Electrical Systems, Electrical Engineering, Electronics, Electronics Engineering, Electronic Hardware, Electronic Components, Electrical Systems, Power Electronics, Hardware Design, Engineering Analysis, Network Analysis, Engineering Calculations, Control Systems, Applied Mathematics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Game Design, Software Design Documents, Unreal Engine, Video Game Development, Virtual Environment, Conceptual Design, Interactive Design, 3D Assets, Prototyping, Design Elements And Principles, Creativity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Legal Technology, Data Ethics, Responsible AI, Legal Strategy, Legal Research, Generative AI, Legal Risk, Case Law, Law, Regulation, and Compliance, Artificial Intelligence, Legal Writing, Data-Driven Decision-Making, Forecasting, Automation, Client Services
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Human Factors, Human Factors Engineering, Accident Prevention, Hazard Analysis, Usability, Design Reviews, Systems Thinking, Human Centered Design
Intermediate · Course · 1 - 3 Months

Berklee
Skills you'll gain: Musical Composition, Music Theory, Music, Peer Review, Instrumental Music, World Music, Music Performance, Music History
Beginner · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Computational Logic, Combinatorics, Logical Reasoning, Mathematical Modeling, Theoretical Computer Science, Applied Mathematics, Algorithms, Linear Algebra, Verification And Validation, Arithmetic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Query Languages, Relational Databases, Database Management, Databases, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: File Management, Microsoft Office, Version Control, Document Management, Data Sharing, Cloud Storage, Data Storage, Data Loss Prevention
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Regression Analysis, Risk Analysis, Portfolio Management, Financial Modeling, Statistical Analysis, Data Visualization, Investment Management, Investments, Simulations, Financial Market, Python Programming, Matplotlib, Pandas (Python Package), Jupyter, NumPy, Data Manipulation
Intermediate · Course · 3 - 6 Months
Kennesaw State University
Skills you'll gain: Customer Retention, Customer Insights, Customer experience strategy (CX), Customer Relationship Management, Value Propositions, Innovation, Organizational Change, Cost Accounting, Organizational Structure, Business Transformation, Strategic Marketing, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks