Funny Math Birthday T-Shirt - Square Root of 144 = 12

Celebrate turning the big 1-2 with this clever "I AM √144 YEARS OLD" t-shirt! This black tee features bold white lettering that spells out the funny phrase, perfect for math lovers or anyone with a sense of humor. Made from comfortable materials, this shirt is ideal for birthday parties, casual wear, or as a unique gift for someone turning twelve. Let everyone know you're twelve without actually saying you're twelve. Be proud of your age and embrace the square root of fun!