Can you make iron float ? How ?

Explanation

Yes, we can make iron to float on water.
Procedure :
1. Take a piece of iron and drop it in a vessel of water.
2. We observe that the iron piece sinks in water.
3. Take a thin foil of iron and fold it into four folds.
4. Drop it in water. It sinks.
5. Now unfold the foil bend it in the form of a bowl. [You can use an iron tin also]
6. Now drop the bowl in water.
7. If floats on water.
Reason :
The weight of water displaced by iron bowl (iron tin) is less than the weight of the iron bowl (iron tin).