Algorithms Labs
Browse every algorithms lab on the site. Each one runs entirely in your browser and is free to use.
4 labs
7 categories
Free, no sign-up
B
Big O Notation
Understand algorithm efficiency — visualize O(1), O(n), O(n²), O(log n) with interactive growth charts.
Algorithms
299
G
Graphs & BFS/DFS
Explore graph data structures and traverse them with Breadth-First and Depth-First Search animations.
Algorithms
325
R
Recursion
Understand recursive thinking through visual call stacks, step-by-step tracing, and interactive examples.
Algorithms
347
S
Sorting Algorithms Visualized
Watch Bubble Sort, Selection Sort, and Insertion Sort in action with animated bar charts.
Algorithms
243
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