《石器时代》是您可以在UGameZone.com上免费玩的记忆游戏之一。您有机会在石器时代卡中找到很多乐趣，并在短时间内将其匹配。使用您的大脑技能，并尝试在尽可能短的时间内解决此难题。匹配石器时代的卡片，并获得幸运！
Enable Flash in Chrome settings. When Flash is disabled, the label will read " Block sites from running Flash ".Click the toggle to enable flash and the label will read " Ask First ". Shown like the following:
Now Click And then,click " Allow " in the box that appears in the top-left to play the game.Shown like the following:
