Fuzzy Blue Dot - Tech Learning

Fuzzy Blue Dot

  This online exhibit showcases an illusion in which
Author:
Publish date:

 This online exhibit showcases an illusion in which a fuzzy blue dot disappears into a green background. Remain completely still and stare directly at the fuzzy pale blue dot. The dot gradually disappears, apparently becoming green. Why?

Featured

Related

ESL Blues

Name: ESL Blues Brief Description of the Site: This site has fairly difficult exercises intended for "pre-intermediate to high-intermediate" level learners who have a fairly high reading level. One nice feature is the animated tutorials, such as how to form a question by reversing noun and verb (toys are expensive

Blue Web'N

Name: Blue Web’N Brief Description of the Site: This site, sponsored by SBC-Pacbell, is an incredibly useful and easy-to-use reference tool listing 1800 education-related Web sites, and the entire database is searchable by not only Subject and Grade level but also by what the designer calls Format, which

Blue Sky

This activity provides instructions for using a flashlight and aquarium (or other container of water) to explain why the sky is blue and sunsets are red. When sunlight travels through the atmosphere, blue light scatters more than the other colors,

PBS: Blues Road Trip

Trace the migration of the blues through the United States. This site features an in depth look at the origins of the blues throughout its development across the Deep South of the US and beyond.courtesy of netTrekker  

Blue Valley West High School Library

Name: Blue Valley West High School Library Brief Description of the Site: Blue Valley West High School is located in Overland Park, Kansas. Library Media Specialist Rebecca Stith maintains the Library Media Center’s Web site. A variety of resources including an online catalog, links to Web-based encyclopedias,

Sliding Gray Step Online Exhibit

This online exhibit allows you to move two blocks of gray stripes into areas of white and black stripes. The gray stripes, which are all exactly the same shade of gray, can be made to appear lighter or darker by