Where is question factory?

Answer 1

It has been closed. Kindly use the search bar before asking to avoid duplicate questions. Thanks, here are the threads that may help:

https://www.sololearn.com/discuss/2284358/?ref=app
https://www.sololearn.com/discuss/2347883/?ref=app
https://www.sololearn.com/discuss/2500988/?ref=app
https://www.sololearn.com/discuss/2460360/?ref=app
https://www.sololearn.com/discuss/2436299/?ref=app
https://www.sololearn.com/discuss/2101458/?ref=app
https://www.sololearn.com/discuss/1316935/?ref=app
https://www.sololearn.com/discuss/2624029/?ref=app
https://www.sololearn.com/discuss/2338357/?ref=app
https://www.sololearn.com/discuss/1874421/?ref=app
https://www.sololearn.com/discuss/1930471/?ref=app
https://www.sololearn.com/discuss/2193421/?ref=app

Answer 2

Quiz factory is momentarily closed.
Maybe for more info or asking about when it will be open again write to [e-mail].
Hope it helps :)