1 weight 6 ping pongs with another 6 ping pongs. see which side is heaviertvb now,tvbnow,bttvb. M- j( k f6 W6 I4 E3 B, ]" S2 q
2 spilt the heavier side ping pongs in half and weight against each other
* S, Y$ j& U5 R; x4 @. Ptvb now,tvbnow,bttvb3 weiht either ping pongs one on one then you will know which is the heavy one. |