Kittens Coffee-table app with 800 images of cats by breed. Addictive learning game pits man versus machine. Who's smarter? Every download saves a shrub, a can of oil, possibly a dolphin, and one mind. Customer comments: - 'Like a coffee-table book, relaxing way to spend some quiet time,' Amanda B, Seattle, WA - 'Memorization has been my weakness. This app makes it easy,' Bob Cohn, Montreal, CN - 'A true pleasure to see my child spending so much time with the SAT app,' Katy French, Atlanta GA - 'Highly recommend these apps,', Gil Roberts, Palo Alto, CA - 'Bio AP with thousands of terms - bring it on...,' Kevin Rowland, Thousand Oaks, CA Join the 750,000 plus who have downloaded Keys apps.