The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
The right side of the brain wants to pick the color that matches the word, the left wants to choose the word written. When you make a mistake, thats the left side of the brain in action. This mind-blowing game uses that fact to create a conflict between the hemispheres of the brain. Do you think that pressing colored buttons is a trivial task?