Chalk Style Pi Symbol with Digits – Math Pi Day 紙コップ

Math Pi Day T-Shirt Happy Pi Day T-Shirt for math lovers, teachers, students, and STEM fans. Celebrate Pi Day (March 14) with this Happy Pi Day t-shirt featuring the Pi symbol and 3.14 in a clean, bold design. This Pi Day shirt is perfect for math lovers, teachers, students, STEM fans, nerds, and geeks who enjoy math humor and science style. A great Pi Day gift for school events, math class, engineers, and anyone who loves funny math t-shirts and geeky designs. Celebrate the beauty of mathematics with this chalk-style Pi symbol design. Featuring the iconic π symbol surrounded by the infinite digits of Pi in a hand-drawn chalkboard look, this artwork is perfect for math lovers, teachers, students, and geeks. Ideal for Pi Day celebrations, classrooms, gifts, and everyday wear. A clean, vintage-inspired design that stands out on t-shirts, stickers, posters, notebooks, and more.