Paul Nettle

Beautiful Timer will mesmerize you with it's intricate spinning gears while you watch it track one of three different types of timers: (1) A simple ti …

Learn to pronounce the initials and finals of Pinyin with handy flashcards. Cycle through them quickly and gain mastery with your pronunciation by lis …

How Fast Is Your Break? Break Speed Powered By Predator can tell you!To use the app, set your phone on the rail and tap the screen. Now you're ready t …