{"product_id":"brainy-humor-psi-pre-inked-stamp-certified-brain-fart","title":"Brainy Humor PSI Pre-Inked Stamp – Certified Brain Fart","description":"\u003cp\u003eReady to make grading faster, sharper, and way more entertaining? This Snarky Math PSI Pre-Inked Stamp delivers bold, witty feedback with a crisp, clean impression every time—no messy pads, no extra fuss. Choose Small, Medium, or Large, plus five attractive ink colors, and enjoy up to 15,000 uses before a refill is needed, so your classroom routine stays smooth, efficient, and fun.\u003c\/p\u003e\u003cp\u003eFeaturing the unforgettable black-and-white cartoon of a worried child peeking over a wall beside simple equations and the punchline The Math Is Mathing, But You Aren’t, this design lands instantly and gets a laugh before the pencil even moves. It is a perfect fit for high school math teachers, tutors, and classroom pros who want a playful way to correct work, celebrate progress, and keep students engaged with feedback they will actually remember.\u003c\/p\u003e\u003cp\u003eBuilt for clear, consistent, quiet use, this pre-inked tool gives every worksheet, quiz, and note a polished look while saving valuable time during busy school days. Shop ESS for fast, reliable service, quality you can count on, and speedy delivery—order today and bring a little snark to your stack of papers.\u003c\/p\u003e\u003ch2\u003eSnarky Math PSI Pre-Inked Stamp: The Math Is Mathing, But You Aren’t Highlights and Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFAST GRADING: Save time on busy stacks of worksheets, quizzes, and homework with a snarky pre-inked stamp that delivers instant feedback in one crisp press, helping high school math teachers move faster without sacrificing personality.\u003c\/li\u003e\n\u003cli\u003eCLASSROOM ENGAGEMENT: Turn math corrections into a funny, memorable moment with witty PSI wording that lightens the mood, sparks student interest, and keeps your feedback engaging instead of boring.\u003c\/li\u003e\n\u003cli\u003eCRISP IMPRESSIONS: Enjoy clean, bold, high-contrast stamping every time with pre-inked technology that creates clear marks without an ink pad, so your message stays sharp on papers, planners, and classroom materials.\u003c\/li\u003e\n\u003cli\u003eSIZE OPTIONS: Choose the best fit for your needs with 3 sizes available—Small, Medium, or Large—making it easy to match your stamp to desk use, grading style, or visibility preference.\u003c\/li\u003e\n\u003cli\u003eDURABLE CONVENIENCE: Built for repeated use, this math humor stamp provides consistent impressions and long-lasting performance, making it a smart pick for teachers, tutors, and anyone who loves playful school supplies.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Trodat","offers":[{"title":"Default Title","offer_id":49565132194032,"sku":"20160-PSI","price":16.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/7651\/7027\/files\/20160_black-main-psi.jpg?v=1776285843","url":"https:\/\/engineersealstamps.com\/products\/brainy-humor-psi-pre-inked-stamp-certified-brain-fart","provider":"Engineer Seal Stamps","version":"1.0","type":"link"}