Math Games Phone Cases - iPhone and Android

Description: It's all fun and games until someone loses an eye--or an i, the imaginary number missing from this equation gone wrong. The perfect gift for math teachers, or for anyone who enjoys a geeky pun.

Description: A minimal typography design of the phrase Just Thinking About Schrodinger's Cat, in white text. It's a math thing. Makes a change from thinking about the Roman Empire. Looks best on classic black and other strong colors.

Description: The i, the imaginary number that makes the square root of a negative number possible has fallen. So naturally, it's all fun and games until someone loses an i.

Description: A minimal typography design, of the words do the math in white text. Looks best on classic black and other strong colors.

Description: A minimal typography design, of the word math in white text. Looks best on classic black and other strong colors.

Description: 3.14 Pi Day with Pizza Pie. A funny drawing of a pepperoni pizza pie, sliced and ready to eat, with text 3.14 Pi Day. This design is for the pizza lover to celebrate Pi Day 3.14. Enjoy a pizza slice or two on March 14, known as Pi Day. Get the joke, or are you just hungry?

Description: Perfect math humor for mathematicians, math teachers, and math students. This design features the witty text: √-4=2 It's All Fun And Games Until Someone Loses An I.

Description: Rubik cube black stroke

Description: It's all fun and games until someone loses an i Shirt, Math Professor Shirt, Math Teacher Shirt, Funny humor gift Idea.

Description: Math Is A Blast - Retro 8bit Videogame design will bring you back to the days when fast typing meant a fun math filled afternoon.

Description: cool math games

Description: This “Math – It’s All Fun and Games Until Someone Divides by Zero” t-shirt is an hilarious gift for anyone who loves nerdy math jokes!

Description: A clever retro-style math pun featuring a witty play on words and formulas. Perfect for math teachers, students, and anyone who loves a nerdy joke!

Description: A funny drawing of a pepperoni pizza pie, sliced and ready to eat, for the pizza lover to celebrate Pi Day 3.14. Enjoy a pizza slice or two on March 14, known as Pi Day. Get the joke, or just hungry?

Description: A black background with a white mathematical equation and text. The equation reads "√-4=2" in a bold, distressed font. Below it, the text "It's all fun and games until someone loses an i." is displayed in a similar font.

Description: A black background with white text. The top displays a mathematical equation: the square root of -4 equals 2. Below this, two lines of text read: "It's all fun and games" and "until someone loses an i."

Description: It's All Fun And Games Until Someone Loses an I Shirt Funny Math Shirt Math Teacher Shirt. Such a great and funny gift for all your loved ones.

Description: Perfect appreciation , birthday or christmas gift for math teacher , mathematician or math student : loved one or friend !

Description: it's all fun and games until someone divides by zero

Description: it's all fun and games until someone divides by zero

Description: Fold along the red dotted line and hold out the bottom portion to share a secret "I love you" to someone special.

Description: A stark, monochromatic design featuring a mathematical equation 'Σ - 4 = 2' prominently displayed in large white font on a black background. Below a thin white dividing line, the text reads 'It's all fun and games until someone loses am an i.' in smaller white font.

Description: A minimal typography design, of the words Fourier transform in white text. It's a math thing. Looks best on classic black and other strong colors.

Description: A black background with bold white text. The top features a mathematical equation: the square root of -4 equals 2. Below, it reads "It's all fun and games until someone loses an i."

Description: A mathematical equation displaying the square root of -4 equal to 2i in bold, white, 3D lettering against a black background. Below the equation, the text 'It's all fun and games until someone loses an i.' is also displayed in white 3D lettering.

Description: A minimal typography design, of the word discrete in white text. In this context we are looking at types of numbers. But other meanings are available. Looks best on classic black and other strong colors.

Description: A cartoon green character with large white eyes and a smiling mouth is positioned to the left of bold, stylized text. The top line of text, "HOODA," is bright blue with a dark blue outline. The bottom line, "MATH," is orange with a brown outline. The background is black.

Description: In the game Space Pig Math, even the food has personality! See spacepigmath.com for more info.

Description: This funny sine cosine tangent pun design is perfect for math nerds who loves math jokes and puns. It can be also given as a birthday or Christmas gift to your boyfriend, girlfriend, wife, husband, relative, best friend, or coworker who also loves math jokes and puns. This design is also fitting in time for International Day of Mathematics (March 14) and World Math Day (March 23).

Description: This “Math – It’s All Fun and Games Until Someone Divides by Zero” t-shirt is an hilarious gift for anyone who loves nerdy math jokes!

Description: Melting Rubik Rubics Cube

Description: The ultimate dice goblin! "Click Clack Math Rocks" features a cute red dragon hoarding D20 dice. A hilarious flat vector design for tabletop RPG gamers and dungeon masters.

Description: Concentric Circles Pi Infinity. Concentric circles of pi placed on a pale blue circular background. Is pi infinite? Do these circles represent infinity?

Description: A white graphic centered on a black background displays a mathematical equation: the square root symbol over '-4' equals '2'. Decorative scrollwork frames the equation. Below the equation, white text reads: "It's all fun and games until someone loses an i."

Description: Cast a spell on your tabletop gaming gear with this wizard dice goblin sticker. Perfect for the D&D spellcaster who hoards d10 dice like precious spell slots, this funny fantasy graphic brings pure inside-joke humor to your laptop, water bottle, or hydro flask. It makes a relatable and sarcastic gift for any Dungeons and Dragons wizard, sorcerer, or TTRPG nerd.

Description: A bold, white text-based creation on a black background. The top features a mathematical equation: the square root of -4 equals 2. Below this, in all capital letters, is the phrase: "IT'S ALL FUN AND GAMES UNTIL SOMEONE LOSES AN I."