Looking for a challenging and stimulating activity? Try solving a pattern-based puzzle posted on Instagram by Optical Illusions. The puzzle presents three patterns and asks you to predict the next ...
This video shows the process of drawing a geometric optical illusion using repeating black shapes arranged in a circular ...
These sheets contain drawings and pattern pieces attached to sheets that relate to circular shapes. The patterns are cut from paper and metal. The models include: 1. oblique circular cone, OCCO-PL - ...