The Golden Ratio Museum’s vault just locked itself. A glitching security AI called LOCKSMITH-9 has sealed the priceless Golden Pie inside - and only a crew of fraction experts can get it back. Your students are the good-guy recovery team. Four security rooms. One vault code. Zero waiting at your desk. What’s inside (2 PDFs, US Letter) Color kit - 45 pages Ink-saver black & white - 26 pages (student pages) 4 security rooms, each covering one 4.NF skill: Laser Hallway (equivalent fractions, 4.NF.A.1); Guard Shift Schedule (compare & order fractions, 4.NF.A.2); Vault Gears (add & subtract like denominators / mixed numbers, 4.NF.B.3); Getaway Van Fuel (multiply a fraction by a whole number, 4.NF.B.4) 3 levels per room - Rookie, Agent, Mastermind - same vault code for the whole class Self-checking Vault Dial - print on cardstock, cut, add a brad; correct digit reveals a letter, wrong shows LOCKSMITH-9 ALERT 4 crew role badges - Hacker, Lookout, Engineer, Getaway Driver Teacher guide (45-60 min + 4x15-min split-day), mission case-file, LOCKSMITH-9 script Team dossier, Glitch hint cards, vault door + Golden Pie reveal Early finisher page, exit tickets, Certified Vault Specialist certificates Full answer keys for all 3 levels Good to know Grade 4 (great Grade 5 review). Print & go - no devices needed. Constructed response only - no multiple-choice guessing. You need: cardstock + 1 brass brad per team, scissors. Recovery-mission story: students return the artifact; nothing is stolen. Fictional characters only. PDF-only - no Google Slides / digital version included. Lifestyle photos are AI-generated mockups; printable pages shown in product shots. Instant download. Not a physical product. One license = one teacher’s classroom.

A ready-to-run treasure hunt that works in ANY classroom - hide the cards, hand out the map, and watch your class solve their way to the secret code. Each clue leads to the next spot (door, sink, bookshelf, teacher desk, pencil sharpener…). Every card hides one letter of a secret word. At the end, students crack the code and claim their reward. Movement + reading + teamwork in 20-30 minutes, almost no prep. Perfect for: first day of school, class party, reward day, indoor recess, sub day, end of year, early finishers. What’s included (16 pages, US Letter + A4): Linked clue cards - 2 reading levels (K-2 picture-supported / 3-5 riddle) - 15 per level Blank write-in clue cards Classroom treasure map (student) + teacher hiding map Secret Code recording sheet (crack-the-code finale) Team badges / team sheets (staggered start orders so teams don’t crowd) Treasure chest sign + “You found the treasure!” certificates (color + B&W) Teacher guide: 5-minute setup, hiding order, variations, answer key Why teachers love it: Works in any room - clues use universal classroom spots Staggered team routes = no traffic jams at one clue Two reading levels in one purchase Print, cut, hide - reuse all year Terms: one license = one teacher’s classroom.