Sample illusion

Author: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.

New Resources

GeoGebra 3D Modeling Workshop (March 8 2024)
Pythagorean Theorem: Quick Illustrator
Absolute Value Functions f(x)=a |x - h| + k
What Do You See?
What Do You See? (2)

Discover Resources

Binomial and its approximations by Normal and Poisson
L - C - R Series Circuit
Segments in similar triangles
Slope-Intercept Form
Inverse Cosine of Cosine Restricted Domain

Discover Topics

Continuity
Definite Integral
Real Numbers
Logarithmic Functions
Combinatorics