Funny Math Shirt Stay Positive Pun Teacher Gift

Fuel your inner geek and spread good vibes with this clever and humourous math t-shirt! Featuring the motivating yet witty quote "Stay Positive (Literally)", this design brings a math joke to life with a colourful graph and the classic quadratic equation y = x²—where the output is always positive! Decorated with playful mathematical symbols, a plus sign bubble, and vibrant hand-drawn typography, this graphic is a total conversation starter. It's the perfect shirt for math teachers, calculus and algebra students, engineers, science geeks, or anyone who appreciates a nerdy pun. Ideal for Back to School, Pi Day, or Teacher Appreciation Week. Fully customisable to match your favourite shirt style and colour!