SparkChess - chess for the rest of us
SparkChess is a free chess game featuring great graphics, two difficulty levels optimized for fast, casual matches, save/load/resume and undo, making it ideal for chess beginners.
SparkChess is intended for tablets (although it runs on phones too) such as Samsung Galaxy Tab and Motorola Xoom and requires Adobe AIR Framework. Works in landscape format.
An advanced version has more features especially useful for learning chess, including replay, board editor with FEN import/export, hints, move help, visual aids, diagram mode and more.