1 weight 6 ping pongs with another 6 ping pongs. see which side is heaviertvb now,tvbnow,bttvb. o3 j& I/ O& U( K1 P
2 spilt the heavier side ping pongs in half and weight against each othertvb now,tvbnow,bttvb5 O9 s/ w1 A2 O2 |) g" |: O
3 weiht either ping pongs one on one then you will know which is the heavy one. |