31-day memory training, day #10

Using PIE method (place, imagination, entwine) to remember 10 largest countries

russia
canada
united state
china
brazil
australia
india
argentina
kazakhstan
algeria

我用家里几个房间来做记忆标签，比如卧室，客厅，书房，餐厅。用这种记忆办法的一个副作用是，刚刚练习完以后，会感觉有些瘆得慌，因为想象得太真实了一些。