Skip to main content

The Eyeballing Game

Bisect angles, find midpoints and judge parallels by eye, then get told in pixels precisely how wrong you were.

Opens in a new tab. We do not control this site and it may have changed since we catalogued it.

How to get the most from it

The Eyeballing Game sits in Design Challenges under Make, filed as a minute.

  • Give it one round. There is nothing to finish and nothing lost by leaving.
  • Use a laptop or desktop computer — we file it as desktop only.
  • It works with the sound off, so it is fine on a train or in a quiet office.
  • No account needed — you can start without signing up.
  • Go in expecting something brainy, competitive and clever.

About this category: Kerning trials, alignment tests, colour matching and spot-the-difference for interface designers. Humbling in a useful way.

Good for

  • A one-round break between tasks
  • Giving your brain a workout
  • Chasing a better score
  • Being impressed by a clever idea
  • A quiet break at your desk
  • Trying it with zero commitment

The Eyeballing Game: quick answers

Is The Eyeballing Game free?

Yes. The Eyeballing Game is free to use and needs no account.

Do I need an account to use The Eyeballing Game?

No. You can use The Eyeballing Game without signing up for anything.

Does The Eyeballing Game work on a phone?

Not well. We file The Eyeballing Game as desktop only, so open it on a laptop or desktop computer.

Is The Eyeballing Game safe for work?

Yes, we file it as safe for work. It also works muted.

How long does The Eyeballing Game take?

We file it as "A minute": One quick round, then you can leave.

More in Design Challenges

All 14 in Design Challenges

Same mood: brainy

All brainy sites

Keep exploring

Have a site of your own? Suggest it for Detour or browse the AltFTool backlinks hub.