Logical Pillows

Description: King of swords from the Rider Waite Smith tarot

Description: Make it Great Again

Description: This is the perfect zodiac t-shirt for the Virgo in your life!

Description: Make It Make Sense in Neon Green – For when someone does or says something so wild, you pause and demand logic—any logic.

Description: Just to prove that sandals are indeed the same things as socks.

Description: Cognitive distortions are at the heart of depressions large and small and cause undue suffering. Learn them. Know them. Fight them.

Description: Existential quantifier-black edition

Description: For individualist, independent, skeptical, nonbeliever and who denies religious dogma.

Description: A clean and realistic digital illustration of two wooden chess bishop—one light and one dark—capturing the timeless contrast of chess. This design highlights the elegance of traditional wooden game pieces and symbolizes the duality of strategy and competition. Perfect for fans of classic board games and minimalist design lovers.

Description: Occam's olde-timey, pure logic razors.

Description: A clean and realistic digital illustration of two wooden chess queen—one light and one dark—capturing the timeless contrast of chess. This design highlights the elegance of traditional wooden game pieces and symbolizes the duality of strategy and competition. Perfect for fans of classic board games and minimalist design lovers.

Description: Make Sense Common Again

Description: You know for a fact that you are factually right and accurate. But there are people who can't change despite providing enough facts and valid logical arguments. You can't force them to be right. You can only agree to disagree and move and dont have to end up having a quarrel.

Description: Dive into tech culture with this lettering inspired by the programmer’s life. "Programming is navigating through an infinite cosmos of solutions" captures the journey of developers through code, exploring endless possibilities. Perfect for passionate programmers who see every line of code as a gateway to innovation and creativity.

Description: Are you born to make analogies? Do you daily use your skill? Then this is a great product for you or to give to friends, family and colleagues. Analogy is my passion.

Description: Breakfast in America: Supertramp’s Iconic 1979 Album Shirt

Description: Bertrand Russell was a master of logic and philosophy, and I wanted to reflect his rational and thought-provoking mindset in this design. His quote, "Do not fear to be eccentric in opinion...", speaks to every critical thinker and free spirit. I set it against a warm, vintage oil-painted backdrop, evoking the intellectual salons of the early 20th century. His authentic signature completes this elegant tribute, perfect for philosophy lovers, rational thinkers, and those who challenge convention.

Description: Are you born to make analogies? Do you daily use your skill? Then this is a great product for you or to give to friends, family and colleagues. Analogy is my passion.

Description: Supertramp crime of the century

Description: Appealing to feelings or prejudices rather than intellect

Description: make sense common again

Description: For freethinkers.

Description: Supertramp

Description: Make a powerful stand for reason with this no‑nonsense “Your Inability to Grasp Science Is Not a Valid Argument Against It” design. Featuring clean, high‑contrast typography, it’s perfect for scientists, educators, skeptics, and anyone committed to evidence‑based thinking. Wear it to conferences, classrooms, labs, or everyday life to spark conversations and remind doubters that facts don’t care about feelings.

Description: You think numbers are not flowery enough?

Description: Correlation does not imply causation

Description: Correlation does not imply causation

Description: Correlation, not causation. Mindful design for therapists and anyone seeking insight. A visual conversation starter. A subtle statement.

Description: Common Sense Is Like Deodorant The People Who Need It Never Use It

Description: The Fallacy Fallacy occurs when you assume a claim is false because a logical fallacy was used during arguments supporting the claim.

Description: From the great edutainment game, Logical Journey of the Zoombinis!

Description: Whataboutism occurs when someone who is accused of something tries to distract and derail the conversation by talking about something somebody else did, which is implied to be equivalent.

Description: Correlation/Causation Tee A witty statement on data & thought. Sparks reflection on how we interpret connections. A conversation starter, visually engaging.

Description: A humorous design featuring a brain with headphones, perfect for anyone who loves music and making solid decisions. The witty phrase "I make sound decisions" adds a fun twist to the brain and audio concept.

Description: A straw man fallacy is the logical error of distorting a claim or argument to make it easier to refute. Help to spread the word about this logical fallacy

Description: The frontal lobe of the brain is where logical decisions are made. More people need to visit!