Our users give some suggestions:
For an elephant, you'll need a board large enough to fit the elephant on one half of it, and sturdy enough to not warp or break under the weight. You'll also want a fulcrum large enough to span the width of the board, to increase stability. I'd recommend getting some friends who are comfortable with sharing their own weights to be the counterbalance, if that's not enough then find some heavy machinery that has its weight listed on it and try using that.
Weigh yourself on bathroom scale with and without the baby then subtract.
a kilogram I would start by using a scale, but I agree, Kilograms would be the most efficient of the two units of measure.
Scale
A scale.
The largest elephant ever recorded weighed about 12,000 kilograms (26,000 lb),
There is no way to actually "weigh" a person without using some sort of scale.
you don't
money
use the water displacement method
A female elephant weighs about 4000kg.They weigh about 4,000 pounds.
Weigh yourself on a very precise scale while holding the parrot, then weigh yourself without it. The difference in weight is the weight of the bird.
weigh it
weigh it
First you put the object you want to weigh on the scale. Then you move the sliders up and down until the scale is completely balanced. Then you look at where the sliders are and that is your mass.
Weigh yourself on bathroom scale with and without the baby then subtract.
Elephant weighs about 5000kgs.
At birth a baby elephant can weigh as much as 90 kilos. This is the equivalent of about 200 pounds.