Pie Calculus Phone Cases - iPhone and Android

Description: Fun pie math. This math design would make the perfect gift for any of your pie loving math wiz friends or teachers.

Description: Fun pizza math. This math design would make the perfect gift for any of your pizza loving math wiz friends or teachers.

Description: Fun pizza math. This math design would make the perfect gift for any of your pizza loving math wiz friends or teachers.

Description: I Ate Some Pie Math Pun Delicious

Description: Clever Pi Day celebration for math lovers and pie enthusiasts. Perfect for mathematicians, students, and teachers who appreciate 'Left Right I Love Pi Did Someone Say Pie' brain humor.

Description: A pie is not a Pi!

Description: Celebrate the smartest day of the year with this clever design. Perfect for any educator who loves a good pun, this graphic features a delicious apple pie shaped like the mathematical symbol Pi. Whether you are teaching geometry, algebra, or calculus, show off your love for numbers and desserts in the classroom. A witty choice for Pi Day celebrations or simply showing appreciation for your favorite math instructor.

Description: Parody of John 3.16 shirt designs. Instead of stating John 3:16, it shows John 3.14 going on toward the rest of the numbers of Pi. Simple idea, but elegant and funny all at once. Great nerd humor design. Idea and design were created on Leap Day, 2016.

Description: A diagram presented as a pie chart with segments labeled with fractions of pi. The chart is mostly white with light blue shading on the segments. Text at the top reads "PI CHART". Individual segments are labeled with various fractions including \"π/2\", \"π/4\", \"π/12\", and \"π/6\".

Description: Mmmm... Pi

Description: Funny Come to the Math Side we have PI

Description: Celebrate Pi Day in style with this creative pie illustration this March 14. Funny, awesome, cool illustration for everyone especially teachers and individuals who love math and numbers. Perfect Pi Day shirt gift idea for math teachers, anyone who study algebra, geometry, calculus, trigonometry and more.

Description: Let's be rational....no, you get real! Who can end the eternal argument between rational and irrational numbers?

Description: Let's be rational....no, you get real! Who can end the eternal argument between rational and irrational numbers?