your hand?
Sure you would!
My mother put this craft together for vacation Bible school one year, and the kids LOVED it!
Here is the template. You'll want to print it or copy it onto heavy cardstock (110lb is best). Other than that, all you need is scissors, a gluestick, and a standard sized marble to complete the craft.

Your kids can color their bean and write their name on it. Just a word of warning though: if they use marker, make sure they don't color very much. If the paper gets wet it doesn't work. Also, you may have to play around with the sizing at the copier if it doesn't seem quite right for your marble. It is kind of picky.
Once coloring is done, very carefully cut out the bean along the solid lines. Then fold along the dotted lines. Like this-