Function Hats

Description: A cartoon character resembling a train conductor with a blue and white striped hat, glasses, red bandana, blue overalls, and a sheriff's badge. The character holds a directional sign with red and yellow elements. Yellow text reads 'CONJUNCTION JUNCTION' and 'WHAT'S YOUR FUNCTION?'. A circular emblem at the bottom right contains the text 'SCHOOL HOUSE ROCK!' in yellow.

Description: A funny trigonometry graphic featuring sine and cosine waves with the message “I Wear This Shirt Periodically.” Perfect for math students and STEM fans.

Description: A stylized representation of a character from "School House Rock!" within a circular border. The character, a portly figure in light blue overalls, a cap, and glasses, holds a bell. Above, text reads "CONJUNCTION JUNCTION" in yellow and "WHAT'S YOUR FUNCTION?" in white on a speech bubble. The "School House Rock!" logo is present.

Description: A relatable and funny design for anyone who appreciates honest humor about procrastination and everyday challenges. Perfect for adults, students, teachers, office workers, therapists, and neurodiversity advocates who enjoy lighthearted, self-aware jokes. Great for work, school, casual outings, or as a humorous gift that sparks smiles and conversation.

Description: A black background features a detailed sketch of a human brain with various labels pointing to different sections and functions. Text elements like "PROBLEM SOLVING FUNCTION", "COFFEE LOCATION SENSOR", "SARCASM CALCULATOR", "GINLETECTRIC SENSOR", "SARCASM CORTEX", and "DISLIKE FOR STUPID PEOPLE" surround the brain, along with mathematical equations and gears. The overall composition is a diagrammatic representation of an engineer's mind.

Description: Show Your Love For Mathematics With This Humorous Design. Features The Phrase Sometimes I Go Off On A Tangent. Ideal For Math Students, Teachers, And Mathematicians Who Appreciate Funny Math Puns And STEM Humor.

Description: Fart Machine Nutritional Facts for gassers and flatulence humor fans. This funny design includes Fart Machine Nutritional Facts Serving Size: 1 Proud Gasser % Daily Value* Stink Level ∞ Proud Release 300% Stealth 50% Timing Accuracy 10-200% Embarrassment 0% Loudness N.A. *Percent Daily Values Are Based On Extra Onions, Sneaky Toots, And Avoid Eye Contact And Blaming The Dog. Great for pranksters and joke lovers.

Description: Code based on the C programming language. The code displays a function titled "int stomact stomach." The body of the function includes conditional statements, such as "iff." Other components include "check four stull", "decide keep codingull" and a request to "order pizza."

Description: Fart Machine Nutritional Facts for gassers and flatulence humor fans. This funny design includes Fart Machine Nutritional Facts Serving Size: 1 Proud Gasser % Daily Value* Stink Level ∞ Proud Release 300% Stealth 50% Timing Accuracy 10-200% Embarrassment 0% Loudness N.A. *Percent Daily Values Are Based On Extra Onions, Sneaky Toots, And Avoid Eye Contact And Blaming The Dog. Great for pranksters and joke lovers.

Description: Add some fun to your wardrobe or home decor with this Can't Function, Need Coffee design, or give it as the perfect gift to the coffee addict in your life! Choose your size and style below then ADD TO CART to place your order.

Description: I Can't Function Without Complaining design

Description: I Can't Function Without Complaining design

Description: genaus so ist es

Description: This retro-inspired “Barely Functioning Office Department” design blends cryptid humor with exhausted workplace energy, featuring a sleepy Bigfoot drowning in paperwork, coffee, and questionable productivity. With distressed vintage typography, sarcastic office details, and cozy internet-core aesthetics, it perfectly captures the chaotic spirit of surviving work one vibe at a time.

Description: Play Is Learning Early Childhood Education For Teachers Parents. Featuring Communication Motor Skills Sharing Expcutive Function Curiosity Creativity Problemi Solving Self Reguliy. Perfect For Child Development And Early Learning.

Description: Heart equation artwork showing x² + (y − ∛x²)² = 1 above a red heart-shaped graph on a black coordinate plane, perfect for math lovers, teachers, and students.

Description: this current side quest brought to you by the magical, powers of adhd

Description: little miss can't function without her morning coffee design

Description: little miss can't function without her morning coffee design

Description: A black background filled with gray rocks of various sizes. Some rocks have mathematical symbols or equations on them, including 'MATH ROCKS' in white text arched at the top. Other symbols present are infinity symbols, square roots, f(x), summation, pi, and percentages. The overall style is bold and graphic.

Description: Fart Machine Nutritional Facts humor design for proud gassers. Features: Fart Machine, Nutritional Facts, Serving Size: 1 Proud Gasser, Daily Value, Stink Level ∞, Proud Release 300%, Stealth 50%, Timing Accuracy 10-200%, Embarrassment 0%, Loudness G.A. Percent Daily Values Are Based On Low Stinking, Unhealthy Foods, Over-Indulging In Comforts And Blaming The Dog. Powered By Proud Gasser. Caution: May Clear Rooms Instantly.

Description: Fart Machine Nutritional Facts humor design for proud gassers. Features: Fart Machine, Nutritional Facts, Serving Size: 1 Proud Gasser, Daily Value, Stink Level ∞, Proud Release 300%, Stealth 50%, Timing Accuracy 10-200%, Embarrassment 0%, Loudness G.A. Percent Daily Values Are Based On Low Stinking, Unhealthy Foods, Over-Indulging In Comforts And Blaming The Dog. Powered By Proud Gasser. Caution: May Clear Rooms Instantly.

Description: A scientific diagram showing a closed-loop control system with blocks labeled C, P, and F. Arrows indicate signal flow from inputs r and y to outputs e, u, and y. Below the diagram are two identical equations for the transfer function H(s) = y(s)/r(s) = C(s)P(s) / (1 + C(s)P(s)F(s)).

Description: Clever psychology design featuring a witty quote about behavior analysis. Great for specialists, researchers, and dedicated professionals in the mental health field.

Description: Mathematician Math Algebra Pun Equation Function Teacher Gift, Mathematics Lover Funny, Students Teachers Present, Mistakes Allow

Description: A dark background with white and orange text formatted like code. The text "(function repeat() {" is in orange and white. Below it, a list of activities "eating sleepip coding workng out prayer and repeat()" is in white. Curly braces and semicolons frame the code.

Description: I Can't Function Without Complaining design

Description: If you are a math lover I guess you have seen this at least once, and you will not forget about.

Description: A black background features a detailed, monochromatic drawing of a human brain. White text labels various parts of the brain, including "PROBLEM SOLVING FUNCTION", "SCIENTIFIC CALCULATOR", "COFFEE LOCATION SENSOR", "SARCASM CORTEX", and "DISLIKE FOR STUPID PEOPLE". The overall style is informative and humorous.

Description: Celebrate the importance of childhood development with "Play Is Learning." This design is perfect for teachers, educators, and parents who value Communication, Sharing, Self Regulation, Motor Skills, Executive Function, Curiosity, Creativity, and Problem Solving in early childhood education.

Description: If You Don't Understand Recursion Read This Shirt Again T-Shirt

Description: Sometimes I Go Off On A Tangent Math Calculus Humor. Ideal For Students, Teachers, Engineers, And Mathematicians.

Description: Sometimes I Go Off On A. A calculus graph design for math teachers, students, and mathematicians. Perfect for mathematics lovers and STEM enthusiasts.

Description: Chronic pain, Fibromyalgia, MECFS, Chronic Illnesses, Too Exhausted To Function design for those whose illnesses, and life, demands you sleep, and do whatever you can to relax.

Description: Meet the sassy skeletons! This is 1 of 9 different sassy skeletons available, all speaking to our hearts with their adorable pessimism.

Description: The latest design is suitable for physical enthusiasts. can be used as a gift or a unique gift