Sample illusion

Auteur:Dave Van Leeuwen

When segments are shown, the impression is that of rotation. When segments are turned off and curve is shown, the same motion gives a very different impression.

Nieuw didactisch materiaal

The Gardener's Ellipse
Mondrian's Puzzle
Celsius ↔ Fahrenheit Converter
Fractal Tétraèdre. Dilatation -1/2 centre triangles
The Gardener's Circle

Ontdek materiaal

Angles Within Circles
Spiralaterals
GeoTheorem
Bisect an Angle
jhfewk

Ontdek onderwerpen

Continuïteit
Reële getallen
2D Vectoren (tweedimensionaal)
Combinatieleer
Symmetrie