DOM courses can help you learn how browsers interpret and structure web pages through the Document Object Model. You can build skills in selecting and modifying elements, handling events, and updating content dynamically. Many courses introduce tools such as JavaScript, browser dev tools, and debugging methods that support creating interactive and responsive web experiences.

University of Colorado Boulder
Skills you'll gain: Robotics, Machine Controls, Control Systems, Engineering, Scientific, and Technical Instruments, Automation, Graph Theory, Planning, Algorithms, Computer Programming, Computer Science, Simulation and Simulation Software, Engineering, Simulations, Python Programming, Virtual Environment, Linear Algebra, Applied Mathematics, Design
★ 4.5 (78) · Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Computer Programming, Object Oriented Design, Development Environment, Programming Principles, Data Structures
★ 4.4 (94) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Object Oriented Design, Solution Design, Software Visualization, Code Reusability, Program Development, Verification And Validation
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Application Security, Angular, OAuth, Test Driven Development (TDD), Web Components, Cryptography, Data Validation, Unit Testing, Vue.JS, Development Testing, Data Security, Authentications, Encryption, Authorization (Computing), HTML and CSS, Hypertext Markup Language (HTML), Web Applications, Javascript, Security Strategy, Computer Programming
★ 4.3 (102) · Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Javascript, Web Development, Web Development Tools, Scripting, Hypertext Markup Language (HTML), Programming Principles
★ 4.5 (110) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: JavaScript Frameworks, Code Reusability, Frontend Performance, Frontend Integration, Video Game Development, Application Development, Development Environment, Package and Software Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Vue.JS, JavaScript Frameworks, Web Development Tools, Front-End Web Development, Event-Driven Programming, Javascript, UI Components, Development Environment, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Ubuntu, Linux Servers, WordPress, Linux Administration, Remote Access Systems, Linux, Content Management Systems, Linux Commands, Nginx, Servers, Web Servers, Operating System Administration, IT Automation, Software Installation, Systems Administration, Virtual Machines, MySQL, PHP (Scripting Language), File Management
Beginner · Course · 1 - 3 Months