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.

Skills you'll gain: A/B Testing, Pandas (Python Package), Matplotlib, Plotly, Data Visualization, Statistical Methods, GitHub, Data Manipulation, Version Control, Statistical Analysis, Data Science, Python Programming, NumPy, Data Analysis, Jupyter, Programming Principles, Data Cleansing, Exploratory Data Analysis, Scripting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Cybersecurity, Network Security, Threat Modeling, Encryption, Identity and Access Management, Information Systems Security, Threat Detection, Firewall, Infrastructure Security, Security Controls, Security Strategy, Authorization (Computing), Authentications, Security Awareness, Risk Management Framework
Beginner · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Professional Networking, Social Media, Social Media Strategy, LinkedIn, Facebook, Professionalism, digital literacy, Brand Awareness, Content Creation, Relationship Building, Instagram, Information Privacy, Communication Strategies
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Artificial Intelligence, Internet Of Things, Unsupervised Learning, Python Programming, Deep Learning, Machine Learning, Convolutional Neural Networks, Image Analysis, Artificial Neural Networks, Reinforcement Learning, Data Preprocessing, Natural Language Processing, Model Evaluation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microarchitecture, Computer Architecture, Hardware Architecture, Simulations, Computer Hardware, Performance Tuning, Scalability, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Strategic Prioritization, Competitive Analysis, Strategic Planning, Strategic Thinking, Case Studies, Business Strategy, Spreadsheet Software, Strategic Decision-Making, Market Analysis, Entrepreneurship, Leadership and Management
Intermediate · Guided Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Model Evaluation, Statistical Analysis, Data Visualization, Data Analysis, Exploratory Data Analysis, Data Cleansing, Analytics, Machine Learning, Data Preprocessing, Regression Analysis, Data Mining, Python Programming, Scikit Learn (Machine Learning Library), Unsupervised Learning, Classification And Regression Tree (CART), Decision Tree Learning, Logistic Regression
Build toward a degree
Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Musical Composition, Music, Digital Signal Processing, Music Theory, Software Development Tools, Instrumental Music, Vibrations, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Collaborative Software, Version Control, Integrated Development Environments, Debugging, Git (Version Control System), Application Deployment, Cloud Deployment, Cloud Development, GitHub, Development Environment, Application Development, Continuous Deployment, File Management, Software Development Tools, Secure Coding, Configuration Management, Cloud Storage
Intermediate · Course · 1 - 3 Months

Technical University of Munich (TUM)
Skills you'll gain: Social Impact, Experimentation, Program Evaluation, Community Development, Sustainable Development, Systems Thinking, Research, Human Centered Design, Culture, Cultural Diversity, Creative Problem-Solving, Case Studies, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Eindhoven University of Technology
Skills you'll gain: Human Centered Design, Design Thinking, Research and Design, Design Research, Research, Visual Design, Research Methodologies, Qualitative Research, Case Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Music Theory, Music, Music Performance, Performing Arts, Entrepreneurship, Oral Expression, Event Management, Leadership, Booking (Sales), Professional Networking, Professional Development, Contract Negotiation, Scheduling, Goal Setting
Intermediate · Course · 1 - 4 Weeks