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Data Structures Courses in Python

Master data structures with Coddy. Practice arrays, linked lists, trees, graphs, and hash tables through hands-on challenges to build strong problem-solving foundations.

Stack - Data Structures Series #1

Popular

In this course, you will learn about the Stack data structure, create a Stack from zero using your preferred language, and practice coding challenges with it!

Data Structures
  • 13
  • 6
  • 1

Heaps & Priority Queues - Data Structures Series #7

Popular

In this course, you will learn about the Heap data structure (the backbone of priority queues), create a MinHeap from zero using your preferred language, and practice coding challenges with it!

Data Structures
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Certificate on completion

  • 14
  • 6
  • 1

Linked List - Data Structures Series #5

Popular

In this course, you will learn about the Linked List data structure, create a Linked List from zero using your preferred language, and practice coding challenges with it!

Data Structures
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Certificate on completion

  • 14
  • 6
  • 1

Hash Tables - Data Structures Series #4

In this course, you will learn about the Hash Table data structure, create a Hash Table from zero using your preferred language, and practice coding challenges with it!

Data Structures
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Certificate on completion

  • 14
  • 12

Binary Tree - Data Structures Series #3

In this course, you will learn about the Binary Tree data structure, create a Binary Tree from zero using your preferred language, and practice coding challenges with it!

Data Structures
  • 13
  • 5
  • 1

Queue - Data Structures Series #2

In this course, you will learn about the Queue data structure, create a Queue from zero using your preferred language, and practice coding challenges with it!

Data Structures
  • 12
  • 5
  • 1

Doubly Linked List - Data Structures Series #6

In this course, you will learn about the Doubly Linked List data structure, create a Doubly Linked List from zero using your preferred language, and practice coding challenges with it!

Data Structures
certificate icon

Certificate on completion

  • 14
  • 6
  • 1

Tries - Data Structures Series #8

In this course, you will learn about the Trie (prefix tree), create one from zero in your preferred language, and practice coding challenges with it!

Data Structures
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Certificate on completion

  • 14
  • 12

See these data structures in action

Watching a structure animate makes it click. Step through these interactive visualizations, then come back and build them in code.

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Frequently asked questions

What is Python Data Structures Courses?

Master data structures with Coddy. Practice arrays, linked lists, trees, graphs, and hash tables through hands-on challenges to build strong problem-solving foundations.

Are the Python Data Structures Courses courses free?

Yes - every course is free to start and runs in your browser, no downloads needed.

How long do Python Data Structures Courses courses take?

Each lesson takes 5–15 minutes; full courses range from a few hours to a few days of practice depending on depth.
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