yes, 6 weeks if you don't it can take your face of paj!
If you are interested can I suggest Melanie Coss's Handmade Soap Book.
Make sure you know the correct amount of caustic soda to add by looking up the saponification value of the oils you are using. I always try to make the oil 10% more than the saponification value says I should to be on the safe side.
Don'tTalkToMeAboutASeizedBatchOfSoapTiggaxx