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.
Johns Hopkins University
Skills you'll gain: Systems Thinking, Health Systems, Health Policy, Public Health, Policy Analysis, Policy Development, Simulations, Systems Analysis
Mixed · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Qualitative Research, Research Design, Report Writing, Research, Research Methodologies, Social Sciences, Data Analysis Software, Case Studies
Beginner · Course · 1 - 3 Months

Sapienza University of Rome
Skills you'll gain: Ancient History, 3D Modeling, Public History, Scientific Methods, Data Sharing, Anthropology, Investigation, Cultural Diversity, Case Studies, Art History, Research, Data Management, Data Collection
Mixed · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Generative AI, OpenAI, ChatGPT, Scripting, LLM Application, Python Programming, Application Programming Interface (API), Application Development, Machine Learning, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

Skillshare
Skills you'll gain: Video Editing, TikTok, Storytelling, Animations, Timelines, Post-Production, Content Creation, Multimedia, Video Production, Photo/Video Production and Technology, Editing, Productivity, Color Theory, Color Matching, Web Content Accessibility Guidelines, Typography
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Game Theory, Human Development, Behavioral Economics, Artificial Intelligence, Systems Thinking, Psychology, Human Factors, Simulations, Anthropology, Mathematical Modeling, Sociology
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Oral Expression, Human Learning, Education Software and Technology, Technical Communication, Education and Training, Writing, Community Outreach, Learning Theory, Pedagogy, Research, Technical Writing, Scientific Methods, Media and Communications, Science and Research, Persuasive Communication, Program Evaluation, Interviewing Skills, Photography, Infographics, Storytelling
Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Oil and Gas, Petroleum Industry, Hazard Analysis, Safety Standards, Environmental Resource Management, Energy and Utilities, Environment Health And Safety, Environmental Regulations, Big Data, Plant Operations and Management, Waste Minimization, Process Engineering, Chemical Engineering, Risk Analysis, Environmental Engineering, Failure Mode And Effects Analysis, Transportation Operations, Pump Stations, Data Management, Data Processing
Advanced · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Social Network Analysis, Network Analysis, Graph Theory, Technical Communication, Data Structures, Algorithms, Analysis, Computer Science, Research
Mixed · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Environmental Engineering and Restoration, Sustainable Business, Sustainable Development, Natural Resource Management, Business Modeling, Corporate Sustainability, Environmental Science, Case Studies, Complex Problem Solving, Cost Benefit Analysis, Stakeholder Engagement, Strategic Partnership
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Internet Of Things, Manufacturing Operations, Digital Transformation, Business Technologies, Business Transformation, Cloud Computing, Automation, Operational Efficiency, Emerging Technologies, System Implementation, Technology Strategies, Real Time Data, Value Propositions, Data-Driven Decision-Making, Case Studies, Cybersecurity, Scalability
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Interactive Learning, Peer Review, Pedagogy, Art History, Social Sciences, Blended Learning, Social Justice, Creativity, Teaching, Culture, Higher Education, Community Development, Case Studies, Storytelling, Photography
Beginner · Course · 1 - 3 Months