
Visualizing Quaternions
Explore quaternion rotations through an explorable lesson series. Lessons by Grant Sanderson (3Blue1Brown); interactive technology by Ben Eater.
Interactive mathematics · 3D rotation
Built the interactive technology for Visualizing Quaternions, with lessons by Grant Sanderson (3Blue1Brown).
eater.netSelected projects, credited and linked to the original.
Ben Eater built the interactive technology for Visualizing Quaternions, an explorable video series on quaternions and 3D rotation. The lessons are by Grant Sanderson (3Blue1Brown). Source
In an October 2018 post, Ben said that he and Grant Sanderson built the explorable videos, and he recommended an article about the project's novelty. Source

Explore quaternion rotations through an explorable lesson series. Lessons by Grant Sanderson (3Blue1Brown); interactive technology by Ben Eater.
A multi-part hardware series that builds a computer around the 6502 microprocessor, with lessons and video installments on the official project page.
Tools: 6502 microprocessor
A hands-on digital clock build using discrete TTL logic chips, listed as a separate series on Ben Eater’s official project index.
Tools: TTL logic
Dated publications, public announcements, updates and repository milestones, each linked to its source.
Ben announced a series of explorable videos on quaternions and 3D rotation, in which Grant Sanderson (3Blue1Brown) teaches the lessons.
Source: Visualizing Quaternions Original social post publication; not a project creation date.Ben Eater built the interactive technology for Visualizing Quaternions. The series credits Grant Sanderson (3Blue1Brown) for its lessons and Ben Eater for its technology.
Ben Eater built the interactive technology for Visualizing Quaternions, an explorable video series on quaternions and 3D rotation. The lessons are by Grant Sanderson (3Blue1Brown). Source
In an October 2018 post, Ben said that he and Grant Sanderson built the explorable videos, and he recommended an article about the project's novelty. Source
Ben Eater’s official project index organizes educational hardware and computing series, including a 6502 computer, digital clock, internet, video card, and error-detection projects. Source
Compiled from public catalog listings and linked original pages. Descriptions are editorial summaries, not statements by Ben Eater. Ben Eater has not reviewed or endorsed this profile.
Catalog sources gathered October 23, 2026. Primary-source access varies, particularly on social platforms. This is a selected portfolio, not a lifetime total. Images remain credited to their original creators.