Mono

Windows Phone 7, Android and iOS with Mono VII: Database

Windows Phone 7, Android and iOS with Mono VI: File Access

Windows Phone 7, Android and iOS with Mono V: Content and Resource Files

Windows Phone 7, Android and iOS with Mono IV: Webservices

Windows Phone 7, Android and iOS with Mono III: Shared Libraries

Windows Phone 7, Android and iOS with Mono II: Basic Navigation

Windows Phone 7, Android and iOS with Mono I: Getting Started