If you want to give your credit card some exercise, head out to Ajmer Road in Gopalbari. Splash some more cash at M.I. Road, Sansar Chandra Road, and Station Road.
If museums are on your list, you might want to check out the upcoming exhibitions at Birla Planetarium in Rambagh. If you have fun at Birla Planetarium, you'll love Jawahar Circle and Swargasuli Tower, both located nearby.
If museums are on your list of things to see in Jaipur, then you might want to head to Mayo College Museum. If you want to see more of the museums in Jaipur, Museum of Indology isn't far either.