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Big O animations

4 verified, narrated animations about big o, reviewed by hand and checked frame by frame. Watch free; download the video or adapt it to your lesson with any paid plan.

Binary search tree: smaller left, larger right
Binary search tree: smaller left, larger right

Values 50, 30, 70, 20, 40, 60, 80, and 35 are inserted one at a time into a binary search tree, with each comp…

Big-O: how running time grows with the input
Big-O: how running time grows with the input

This animation plots O(1), O(log n), O(n), O(n log n), O(n^2), and O(2^n) on shared axes, showing how each cur…

Linear search vs binary search: count the comparisons
Linear search vs binary search: count the comparisons

This animation compares two ways to find the value 51 in a sorted list of 16 numbers. Linear search checks eac…

Merge sort: split, then merge sorted halves
Merge sort: split, then merge sorted halves

An array of eight values is recursively divided into halves until single elements remain, then pairs are merge…

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