In your launcher. You can click the downloads button in your Game Launcher and all of the things you downloaded will be there, hope I helped :)
normally, on the sims 3 game launcher, it has the store, at the bottom click go to the exchange, from then on, you can download sims, hair,clothes e.t.c
go on to Google type Sims 3 download a there you go
look up sims, sims 2 or sims 3 and go to the first thing you can click. then go to "buy' or "download"
Did you remember to install them? The little launcher where they download has an install button at the bottom and you have to check the box next to the file name and hit install for it to appear in-game.
go to www.mb3world.tk
If you go to the sims 3 website you can buy hair and download it. or you can download or the exchange for FREE.
you can download or load things on there, like sims or houses or clothes... i tried to download sims... it did not go so well... my play crashed and I could barely get it back... but it might be different for other people Idk.
youtube
You cannot download the sims 3 game itself online but you can go on thesims3.com and get an account using the code.
well first of all you need to pay for points to download stuff with after that you select the stuff you want and it will ask you if you have the sims 3 installed make sure you have the disk in then open your sims 3 launcher and click on download under play and it should be there if it isn' you can retrie the download
Go to thesims3.com and click the Download tab and download it.
Yes, if you go on the exchange and download some skins then they should be on your game:)