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.

Board Infinity
Skills you'll gain: Google Cloud Platform, Kubernetes, CI/CD, DevOps, Application Deployment, Continuous Integration, Containerization, Software Testing, Release Management, Continuous Delivery, Development Environment, Event Monitoring, Version Control
Intermediate · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Climate Change Mitigation, Energy and Utilities, Water Resources, Environment, Climate Change Adaptation, Environmental Resource Management, Water Sustainability, Environmental Science, Environmental Issue, Land Management, Sustainable Development, Education and Training, Environment Health And Safety, Natural Resource Management, Teaching, Systems Thinking, Biology, Collaboration
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Case Studies, Team Management, Accountability, Leadership and Management, Virtual Teams, Team Building, Collaboration, Leadership, Communication, Workforce Management, Productivity, Employee Engagement, Adaptability
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Color Theory, Photo Editing, Scalability, Design Elements And Principles, Typography, Graphic Design, Content Creation, Content Marketing, Digital Marketing
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Web Content Accessibility Guidelines, Web Design, Usability, HTML and CSS, User Interface (UI), Semantic Web
Intermediate · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Health Technology, Health Informatics, Health Assessment, Digital Transformation, Health Systems, Public Health, Emergency Response, Community Mental Health Services, Policy Development, Health Policy, Mental Health, Public Administration, Data Collection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Integration, Data Pipelines, Data Lakes, Microsoft Azure, Azure Synapse Analytics, Performance Tuning, Data Transformation, Data Validation, Data Storage Technologies, SQL, Data Storage, Cloud Storage
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Web Services, Amazon S3, Authorization (Computing), Role-Based Access Control (RBAC), Authentications, Single Sign-On (SSO), User Accounts, Data Security, Multi-Factor Authentication, Encryption
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: AWS Kinesis, Amazon Redshift, Data Analysis, Real Time Data, Applied Machine Learning, Data Processing, Extract, Transform, Load, Exploratory Data Analysis, Amazon S3, Data Sharing, Data Visualization Software, Data Transformation, Machine Learning, Data Management
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Organizational Change, Change Management, Business Transformation, Culture Transformation, Organizational Leadership, Digital Transformation, Business Leadership, Organizational Effectiveness, Leadership, Stakeholder Analysis, Stakeholder Management, Communication Strategies, Strategic Communication, Collaborative Software, Stakeholder Engagement, Team Building, Communication, Adaptability, Google Workspace, Planning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Quality Management, Quality Management Systems, Continuous Improvement Process, Kaizen Methodology, Supplier Quality Management, Process Improvement, Quality Assurance, Quality Control, Lean Manufacturing, Customer experience improvement, Employee Engagement, Supplier Relationship Management, Statistical Process Controls
Mixed · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Redshift, Databases, Database Architecture and Administration, Relational Databases, Apache Cassandra, NoSQL, Amazon S3, Data Warehousing, SQL, Redis, Data Analysis Expressions (DAX)
Intermediate · Course · 1 - 4 Weeks