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It's easy to make soap bars with soap crafter's melt and pour glycerin soap base that you can purchase at almost any craft store. You can use items like clean dry yogurt cups, juice boxes, cream cheese containers, etc. as the molds.
I make laundry soap for myself and both daughters-in-law. We all really like it and it is so easy. One batch makes 2 gallons of soap and this is how I do it.
To find great soap recipes, simply go to the library and get some amazing books on the subject. You can also search Google using "melt and pour soap recipes" and find more recipes than you might ever need.