Choose the others, not wii.
I am Father of wii, wii II (we call it wiiwii), wii III, ...
All these series are garbage, I am considering discontinuing them.
劝一句,打架真的不需要追着打,很累很烦的。
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我不推荐DS,屏幕小,应用少,out of date design。I suggest tablet, if possible Ipad. Ipod touch is good but still a little bit small for younger kids.