Button Madness - - Practice clicking your mouse here. Good finger exercise.
colorFLASH - - Visitors can change the background color of the page by running their mouse over the word of their choice. Over fifty colors to choose from.
Everything Suzey - - Featuring strange and pointless buttons and a drop-down list.
HoldTheButton.com - - Times the visitor's ability to hold down a button and allows the results to be emailed to other people who are interested.
