Somebody please support me!! this is urgent! please!? Can someone please tell me what will these plants grow into...

Can someone please tell me what will these plants grow into after "2 weeks". (For example, roots, stem, leaves, or whatever) I NEED SOME PICTURES. Thanks.

Ginger Root
Sweet Potato
Onion
Why are the leaves on my katsura tree...
Answers:    Seems resembling something you were supposed to do for college? That would explain need of pictures.
Does Roll and Grow really work?
This is urgent? really? It might be a nicer surprise, if you don't know, to lurk and see when they come up.
RScott i inevitability your help out please!?