These cubes seem to be impossible to build! They make up a nice addition to a key chain or just impress for themselves. For the keychain variant, I...

A hex version of the tribar.

Impossible triangle pendant. [Size: M] Also available in Small & Large and other (cheaper) materials! Wall-thickness: 3mm for all sizes. Neckl...

Impossible triangle pendant. [Size: L] Also available in Small & Medium & and other (cheaper) materials! Wall-thickness: 3mm for all sizes. ...

Impossible triangle pendant. [Size: S] Also available in Medium & Large and other (cheaper) materials! Wall-thickness: 3mm for all sizes. Neck...

This is a bottle. But not just any bottle, a special bottle. This bottle has no top or bottom, nor a front or back, nor even an inside or outside. ...

The Penrose triangle, also known as the Penrose tribar, is an impossible object. It was first created by the Swedish artist Oscar Reutersvrd in 1...

Make your girl happy, give her some nice geometric jewelry ! Inspired by : Escher

This is a small version of Triple Gear. In this unusual mechanism three gears mesh together in pairs, and yet they can turn! If you take three...

"My love knows no bounds"