Curated OER
Science Kids: Science Images: Fraser Spiral Illusion, False Spiral
This optical illusion image is known as a Fraser spiral illusion, or false spiral. The black arcs appear to form a spiral when in fact they are a series of concentric circles.
ClassFlow
Class Flow: Loci
[Free Registration/Login Required] Students learn how to apply geometric properties and relationships to describe, compare, and draw two dimensional shapes.
Other popular searches
- Geometry Circles Arcs
- Circles Arcs and Chords
- Circles Arcs and Angles
- Circles Arcs Semicircle
- Measuring Arcs of Circles
- Arcs, Circles
- Circles, Arcs, Semicircle