Square Root of 81 9 yrs years old 9th birthday T-Shirt-TH

100% Cotton, Imported, Machine wash cold with like colors, dry low heat, Funny simple math problem age number 9yrs 9 years old 9th b-day bday geek geeky nerd nerdy gift idea graphic tee shirt. Looks great in five colors to choose from: black, green, slate, navy blue, red, and wide range of available t shirt sizes too for mom, dad, men, women, ladies, girls, adults, boys, children, teens and youth – Clothes clothing apparel dress tshirt. Lightweight, Classic fit, Double-needle sleeve and bottom hem