Yes, its great to make a few at a time. That way you can make a snack for the kids or when company shows up with fresh, warm cookies. You would follow the same directions you would use for a regular...
I doubt a toaster oven would reach sufficient heat to bake clay. Contact a potter, or pottery society, who could be able to help you with alternative methods for baking clay.The link below has some...
Only if the toaster oven has a temperature thermostat, and the cake pan fits the small area. Because of how a toaster oven heats, baked goods won't do well unless they are prepared in smaller pans. A...
I have used a toaster oven to bake cookies, pizzas, and even cakes. If the toaster oven has temperature settings and a bake (as opposed to broil or toast) mode, you shouldn't have any problems.
For as long as you want to. How long should you bake cookies? Varies with the cookie, but 10 to 12 minutes at 350 to 375 degrees will work for a lot of them.