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: Exploratory Data Analysis, NumPy, Data Visualization, Data Analysis, Seaborn, Matplotlib, Cloud Computing, Jupyter, Dimensionality Reduction, Data Science, Unsupervised Learning, Applied Machine Learning, Python Programming, Linear Algebra
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Feature Engineering, Bioinformatics, Dimensionality Reduction, Predictive Modeling, Applied Machine Learning, Deep Learning, Artificial Neural Networks, Pandas (Python Package), Drug Development, Unsupervised Learning, Scikit Learn (Machine Learning Library), Data Manipulation, Molecular Biology, Regression Analysis, Machine Learning Algorithms, Exploratory Data Analysis, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Probability, Bayesian Statistics, Probability Distribution, Risk Modeling, Mathematical Modeling, Statistical Inference, Markov Model, Reliability, Simulations, Applied Mathematics, Statistical Analysis, Regression Analysis
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Performance Improvement, Health Care Administration, Process Mapping, Health Systems, Business Analytics, Clinical Trials, Systems Thinking, Quality Improvement, Change Management, Analytics, Patient-centered Care, Health Care, Care Coordination, AI Personalization, Precision Medicine, Complex Problem Solving, Data Analysis, Strategic Thinking, Decision Making, Leadership
Mixed · Course · 1 - 4 Weeks

École Polytechnique
Skills you'll gain: Probability, Simulations, Advanced Mathematics, Probability & Statistics, Probability Distribution, Statistical Methods, Mathematical Theory & Analysis, Sampling (Statistics), Mathematical Modeling, Statistical Inference, Calculus
Mixed · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Logo Design, Photo Editing, Content Creation, Graphic Design, Color Theory, Creative Design, Image Quality
Beginner · Guided Project · Less Than 2 Hours

University of Geneva
Skills you'll gain: Data Synthesis, Analytical Skills, International Relations, Economic Development, Statistics, Economics, Market Opportunities, Data Analysis, Labor Compliance, Social Studies, Data Quality, Transportation Operations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Large Language Modeling, LLM Application, Development Environment, Multimodal Prompts, Tool Calling, Generative AI Agents, User Interface (UI), Generative AI, Human Computer Interaction, Prompt Engineering, Data Visualization, Semantic Web, Software Development Tools, Interactive Data Visualization, Image Analysis, Application Development, Augmented Reality, Artificial Intelligence, Text Mining, Graph Theory
Intermediate · Specialization · 3 - 6 Months

Erasmus University Rotterdam
Skills you'll gain: Creative Thinking, Research, Science and Research, Research Methodologies, Scientific Methods, Critical Thinking, Innovation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Team Leadership, Virtual Teams, Team Building, Conflict Management, Teamwork, Leadership and Management, Intercultural Competence, Program Management, Project Management, Organizational Leadership, Leadership, Communication Strategies, Simulation and Simulation Software, Communication
Beginner · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Data Storytelling, Sustainable Systems, Data Literacy, Systems Thinking, Case Studies, Sustainable Development, Quantitative Research, Sustainability Standards, Water Resource Management, Energy and Utilities, Analysis, Environmental Science, Policy Analysis, Social Network Analysis, Environment and Resource Management, Correlation Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Algorithms, Computer Hardware, Cryptography, Python Programming, Computer Programming, Computational Thinking, Emerging Technologies, Technical Documentation, Theoretical Computer Science, Linear Algebra, Simulations
Beginner · Course · 1 - 3 Months