Data Structure
Data Structure is a way of organizing and storing data efficiently inside a computer. In this animated tutorial series, you will learn how different Data Structures work using simple visual explanations. From arrays to trees and graphs
Welcome to our animated Data Structures tutorial series designed for beginners and aspiring developers.
In this series, we will help you understand Data Structures in the most simple, visual, and practical way possible.
Instead of memorizing definitions, you will learn concepts through animations, diagrams, and real-world examples.
We will cover important topics like Arrays, Linked Lists, Stacks, Queues, Trees, Graphs, Hashing, and more.
Each tutorial is structured step by step so that even complete beginners can follow along easily.
You will understand how data is stored, managed, and optimized inside computer programs.
We will also explain the logic behind problem-solving and coding interviews.
Animations will help you visualize how each Data Structure works internally.
By the end of this series, you will build a strong foundation in programming and algorithms.
Whether you are a student, beginner, or interview aspirant, this series will make learning Data Structures enjoyable and easy.
What You'll Learn
Part I – Foundations
Data Structures Explained
A comprehensive, beginner-to-advanced tutorial covering every major data structure — Arrays, Linked…
72 minArrays & Matrices
A hands-on walkthrough of arrays and matrices grounded in Introduction to Algorithms (Cormen/CLRS).…
39 minBig-O, Big-Ω & Big-Θ Notation Explained — Best, Average & Worst Case
Learn Big-O, Big-Ω, and Big-Θ notation with animated examples, Python code, and a real data structu…
49 minHands-On Recurrences
A practical, CLRS-aligned walkthrough of the Master Theorem for solving divide-and-conquer recurren…
33 minSorting & Order Statistics
Insertion Sort, Visualized: A Hands-On, Line-by-Line Animated Guide
A practical, hands-on tutorial on insertion sort built around an interactive animation that highlig…
32 minSelection Sort, Visualized: A Hands-On, Line-by-Line Animated Guide
A practical, hands-on tutorial on selection sort built around an interactive animation that highlig…
32 minHeapsort, Visualized: A Hands-On Binary Heap Sort Guide
A practical, hands-on heapsort tutorial built around an interactive animation that shows the binary…
41 minQuicksort, Visualized: A Hands-On Divide-and-Conquer Guide
A practical, hands-on quicksort tutorial built around an interactive animation that highlights each…
35 minRadix Sort Explained: Hands-On Animation, Benefits, Use Cases & Python Code
A hands-on, animated walkthrough of Radix Sort. Watch each line of Python execute live as numbers f…
31 minMerge Sort Explained: Hands-On Animation, Benefits, Use Cases & Python Code
A hands-on, animated walkthrough of Merge Sort. Watch the array divide down to single elements and …
45 minBubble Sort, Hands-On
An interactive, beginner-friendly bubble sort tutorial in Python where the animation and the code r…
29 minBucket Sort, Hands-On: Scatter, Sort, Gather
An interactive, beginner-friendly Bucket Sort tutorial in Python where the animation and code run i…
36 minHands-On Searching Algorithms: Linear Search & Binary Search
A hands-on, beginner-friendly tutorial on the two foundational search algorithms. Step through line…
35 minSorting Visualiser Game — Bubble, Selection, Insertion, Merge, Heap & Radix
An interactive sorting game: enter up to 10 numbers, pick an algorithm, and watch the bars sort ste…
19 minData Structures (Core)
Arrays — The Foundation of All Data Structures
A complete, beginner-to-intermediate tutorial on arrays covering the cinema-seats mental model, ani…
63 minLinked List in Python: Full Class Implementation Guide
Learn how to build a singly linked list in Python using only classes — no built-in lists. Covers No…
68 minPython Stacks — Push, Pop & Real-World Use Cases
A complete visual tutorial on the stack data structure in Python. Covers the LIFO cinema-seats anal…
30 minQueues, Deques & Priority Queues in Python
A fully animated, use-case-driven tutorial covering all three queue variants in Python. Starts with…
34 minHash Tables & Hash Maps — Complete Python Tutorial
A comprehensive, animated tutorial covering hash tables from first principles (cinema seat analogy)…
36 minHeaps (Min/Max) — Complete Tutorial
A full visual tutorial on min-heaps and max-heaps covering structure, array representation, sift-up…
40 minAdvance Algorithms
Comprehensive Tutorial on Dynamic Programming
A full-depth, visual tutorial on Dynamic Programming covering the cinema-seat analogy intro, both D…
84 minGreedy Algorithms — A Comprehensive Tutorial with Examples, Diagrams & Python Code
A deep-dive tutorial covering the greedy algorithm paradigm from first principles. Begins with the …
47 minHuffman Coding — Lossless Compression from Scratch
A complete guide to Huffman Coding — how it works, why it matters, and how to implement it in Pytho…
45 minTree in Data Structure
Trees - Binary Tree: Structure, Traversals & Complexity
A complete embeddable tutorial for a Binary Search Tree covering node structure, insertion, search,…
46 minAVL Trees Explained: Self-Balancing Binary Search Trees with Python
A comprehensive tutorial on AVL trees covering the cinema-seat analogy for balance intuition, a liv…
39 minRed-Black Tree — Balanced BST with Colour Properties
Master Red-Black Trees with animated diagrams, step-by-step rotation walkthroughs, full Python code…
61 minTree Visualiser Game — Binary Search Tree, AVL & Red-Black, Step by Step
An interactive tree game: enter up to 15 numbers, choose Binary Search Tree, AVL, or Red-Black, and…
19 minPrim's Algorithm: A Hands-On Visual Guide with Python
A hands-on, beginner-to-intermediate tutorial on Prim's algorithm for finding the Minimum Spanning …
33 minKruskal's Algorithm: A Hands-On Visual Guide with Python
A hands-on tutorial on Kruskal's algorithm for the Minimum Spanning Tree. It pairs an interactive, …
33 minB-Trees: Structure, Search, Insert, and Delete Explained
A comprehensive visual guide to B-Trees — the self-balancing search tree behind every major databas…
61 minGraph Algorithms
Graphs — BFS & DFS (Breadth-First Search & Depth-First Search)
Learn graphs from scratch: nodes, edges, types, representations, BFS, DFS, shortest path, cycle det…
75 minDijkstra's Algorithm, Hands-On: Shortest Paths
An interactive, beginner-friendly Dijkstra tutorial in Python where the code and an animated graph …
37 minBellman-Ford, Hands-On: Shortest Paths with Negative Weights
An interactive, beginner-friendly Bellman-Ford tutorial in Python where the code and a directed-gra…
38 minFloyd-Warshall Algorithm — All-Pairs Shortest Paths Explained
A comprehensive tutorial on the Floyd-Warshall algorithm from CLRS Chapter 25. Covers the dynamic p…
47 minJohnson's Algorithm — All-Pairs Shortest Paths on Sparse Graphs
A comprehensive tutorial on Johnson's Algorithm from CLRS §25.3. Covers the complete four-phase pip…
63 minPathfinding Lab — Visualise DFS, BFS, Dijkstra & Bellman-Ford on a Grid
An interactive shortest-path playground: set a start and end, draw walls (or generate a random maze…
21 min