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.
University of Michigan
Skills you'll gain: Database Design, SQL, Relational Databases, PostgreSQL, Database Theory, Database Management, Data Modeling, Databases, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Occupational Safety and Health Administration (OSHA), Occupational Safety And Health, Internal Auditing, Safety Training, Emergency Response, Safety Culture, Occupational Health, Safety Audits, Safety Standards, Risk Control, Risk Management, Hazard Communication (HazCom), Regulatory Compliance, Continuous Quality Improvement (CQI), Organizational Development, Record Keeping
Beginner · Course · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Ingenuity, Growth Mindedness, Lifelong Learning, Problem Solving
Mixed · Course · 1 - 3 Months

Skills you'll gain: Strategic Communication, Performance Measurement, Key Performance Indicators (KPIs), Communication Planning, Strategic Leadership, Employee Engagement, Business Planning, Strategic Planning, Dashboard, Meeting Facilitation, Goal Setting, Planning, Organizational Strategy, Discussion Facilitation, Stakeholder Engagement, Presentations, Business Strategy, Leadership Development, Team Building, Teamwork
Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Natural Language Processing, Digital Signal Processing, Data Ethics, Tensorflow, Responsible AI, Augmented Reality, Artificial Intelligence, AI Personalization, Music, Multimedia, Music Performance, Deep Learning, Information Privacy, Creativity
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Typography, Design, Graphic Design, Graphic and Visual Design Software, Layout Design, Design Elements And Principles, Color Theory
Beginner · Course · 1 - 4 Weeks
Alberta Machine Intelligence Institute
Skills you'll gain: Generative AI Agents, Generative AI, Generative Model Architectures, LangChain, Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Model Deployment, Prompt Engineering, Google Cloud Platform, PyTorch (Machine Learning Library), System Monitoring, Embeddings, Deep Learning, Transfer Learning, Model Evaluation, Development Environment, Natural Language Processing, Vector Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Employee Coaching, Strategic Leadership, Succession Planning, Leadership Development, Leadership and Management, Mentorship, Coaching, Professional Development, People Management, Team Management, Decision Making, Performance Management, Organizational Strategy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Story, Prompt Engineering, No-Code Development, User Feedback, Technical Communication, Application Deployment, Performance Tuning, LLM Application, Data Wrangling, Version Control, Business Process Automation, API Testing, DevSecOps, Site Reliability Engineering, Integration Testing, Application Security, Application Programming Interface (API), Agile Methodology, Data Integration, Scalability
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Web Analytics and SEO, Content Management Systems, Search Engine Optimization, Web Design, Retail Management, Order Management, Promotional Strategies, Web Content, E-Commerce, Content Management, Marketing Strategies, Blogs, Online Advertising, Customer Relationship Management (CRM) Software, Business Management, No-Code Development, Dashboard, Email Marketing, Payment Systems
Beginner · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Software Testing, JUnit, Verification And Validation, Unit Testing, System Testing, Test Case, Test Automation, Development Testing, Test Planning, White-Box Testing, Code Coverage, Software Quality Assurance, Functional Testing, Test Data
Intermediate · Course · 1 - 4 Weeks

Nanyang Technological University, Singapore
Skills you'll gain: Growth Mindedness, Motivational Skills, Learning Strategies, Interactive Learning, Student Engagement, Self-Motivation, Learning Theory, Needs Assessment, Instructional Strategies, Learning Styles, Behavior Management
Beginner · Course · 1 - 4 Weeks