'Old tv' presentation slideshows

Test Moderator: Name Test Partner: Name Designers: Name, Name

384 views • 23 slides

Mathematics : Cube

Mathematics : Cube. By Boy Group. About Cube.

300 views • 19 slides

Count the black dots

Count the black dots. Despite what your eyes tell you, they are perfectly parallel. Are the horizontal lines parallel ?. Is the circle in the left center larger than the one in the right center ?. Stare intently at the black dot for about twenty seconds, and the gray haze will fade away. .

378 views • 17 slides