Why not "Ego puer sum."?
It's been added,but unfortunately it takes some time for our changes to go live for users, sometimes two weeks or even longer.
To add on this, why not just "Puer sum".
Accepted 6 September 2019
For some reason the lessons here accept only a certain order, despite Latin allowing to freely arrange sentences.
The different word orders have to been added individually so it takes time for all iterations to be added.
This is amazing! Latin is already here