That's cute!
Originally Posted by Tracy_Lit5
Question: why is it that the more pieces I sew together the more it distorts the dimensions? I pressed all my seams and pieces before adding another section/row but it still got distorted.
Having experienced this myself, it's really true that those little "negligible" errors add up. Re-measure each time you sew two sets of sewn pieces together, and finesse by matching them up at the inner seam lines, not the outer ones, when you find discrepancies.