The AALL & Create Messy Math 6x6 Stencil is a crafting tool designed by Janet Klein. It is a 6 x 6 inch stencil made from high-quality, precision laser-cut 250-micron Mylar. This stencil features a collage of various mathematical elements, including numbers, grids, half circles, plus (+) and minus (-) signs, division signs, and splotches.