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ORDER OF WAR: CHALLENGE is a multiplayer game in the world of ORDER OF WAR.

Pidro card game - a game of daring and skill.

Learn to recognize 21 notes of the Bass and Treble Clef as quickly as possible

It can allow you to track weight loss in pounds.

Bible question and answer game.

As an underhanded solution to an problem in an online programming challenge

IFYP is the simple and smart answer to a company's productivity challenge.

A type of challenge-response test used to determine whether a user is human.

Defeat undesired mail on the basis of challenge-response method.

Logic Games provides fifteen programs that challenge a child's thinking skills.