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: API Design, Application Programming Interface (API), Restful API, Postman API Platform, Flask (Web Framework), MySQL, Databases, JSON, Software Versioning, Software Development, Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Campaign Management, Social Media, Content Performance Analysis, Digital Marketing, Social Media Marketing, Digital Media Strategy, Case Studies, Target Market, Marketing Strategies, Marketing, Strategic Marketing, Consumer Behaviour, Competitive Analysis, Integrated Marketing Communications, Marketing Effectiveness, Social Media Strategy, Marketing Planning, Marketing Strategy and Techniques, Advertising Campaigns, Business
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Canva (Software), Instagram, Social Media Content, Social Media, Social Media Marketing, Organizational Skills, Content Creation, Graphic Design, Graphic and Visual Design, Color Theory, Typography, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unity Engine, Video Game Development, Version Control, Mobile Development, Android (Operating System), 3D Assets, User Interface (UI), C# (Programming Language), GitHub, Git (Version Control System), Scripting, Artificial Intelligence, Animations
Intermediate · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Graph Theory, C (Programming Language), Artificial Intelligence, Algorithms, Debugging, Data Structures, Game Design, Software Design
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Dayforce (HCM Software), Human Resources Software, Human Resource Strategy, Human Resources Information System (HRIS), Role-Based Access Control (RBAC), Human Resources, Compliance Management, Compliance Reporting, Payroll, Data Architecture, Human Capital, Oracle Cloud Applications, Workforce Management, Benefits Administration, Dataflow, Workflow Management, Business Strategy, Analytics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Amazon Web Services, Network Infrastructure, AWS CloudFormation, Network Routing, Amazon Elastic Compute Cloud, Infrastructure as Code (IaC), Network Security, Load Balancing, Automation
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Responsible AI, Social Network Analysis, Data Ethics, Behavioral Economics, Analytics, Game Design, Social Sciences, Sociology, Artificial Intelligence, Systems Thinking, Research, Human Computer Interaction, Psychology
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Color Theory, Cascading Style Sheets (CSS), Typography, HTML and CSS, Extensible Markup Language (XML), Web Design, Web Content Accessibility Guidelines, Semantic Web
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, Disaster Recovery, Amazon Elastic Compute Cloud, Firewall, Network Security, AWS Identity and Access Management (IAM), Cloud Security, Infrastructure As A Service (IaaS), Application Security, Cloud Solutions, Scalability, Security Controls, Network Troubleshooting, Amazon CloudWatch, Network Administration, Virtual Private Networks (VPN), Continuous Deployment
Intermediate · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Student-Centred Learning, Student Engagement, Teaching, Mathematics Education, Diversity Awareness, Parent Communication, Instructional Strategies, User Feedback, Child Development, Cultural Responsiveness, Learning Theory, Research, Science and Research, Scientific Methods
Beginner · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Biology, 3D Assets, Anthropology, Anatomy, Scientific Methods, Taxonomy, Visualization (Computer Graphics), Life Sciences, Scientific Visualization, Ancient History, Research, Augmented and Virtual Reality (AR/VR), Spatial Data Analysis, Estimation
Mixed · Course · 1 - 4 Weeks