I have it under palladium just because of the story about Ford's ill-fated attempt to stockpile palladium for use in their catalytic converters. I decided to see if I could use this converter to catalytically burn propane from a propane torch.
See related questions for answer. The average Weight of 2 yr old boy is 28.4 lbs. The average Weight of 2 yr old girl is 28.4 lbs.
There is no average weight for a 12 year old. There is a weight chart that measures weight to height, though. I only know that for 5 foot 7 inches is 130 pounds. (I know, because I looked it up on the chart at the time...) Sadly, the only thing I remember is it was in a National Geographic of a previous year.