So, here we have the answer to your question. Many people find it difficult to prepare a stencil. It can be prepared free hand or using graphics from your own computer.
Free hand stencils can be prepared by drawing a free hand image on a piece of paper and then trimming the paper to produce the desired stencil.

Stencils from computer graphics are also simple and cost effective. Follow the steps below to prepare pumpkin carving stencil :

• Select the desired piece of clip art or image.
• Open this image or clip art in the paint program and convert it to RGB mode.
• Remove all the unwanted areas of the image or clip art.
• Use paint bucket tools to dump white colors on the areas you want for your pumpkin and black color on the areas that you don’t want for your pumpkin.
• Use the same pint bucket tool to fill the empty spaces within the template.
• Crop the borders leaving an inch of it.
• Convert the size of the image to inches because it is more convenient than pixels. Change the image size according to the size of your pumpkin.
• Take the print out of your prepared graphic.
• Trim off the excess paper leaving about ½ inch of the border.
• Your pumpkin carving stencil is now ready.

So, you can take your selected pumpkin and carve the desired image on it.