Pocket-Size Dual-Color Logic Puzzle

Limited Space, Infinite Imagination From 1-Star Warm-Ups to 5-Star Brain Benders Flip through 80 pattern cards—each one a new geometry mission. Can you hide the right blocks and reveal the exact design? 40 Precision-Cut Blocks Unlock Hundreds of Solutions Each piece is a half-white, half-black rectangle or triangle. Rotate, flip and “bury” colors to create striking optical illusions. Build Logic, Focus & Spatial IQ—No Batteries Needed Ideal for Montessori shelves, road trips and calm-down corners. Keeps kids (and grown-ups) quietly engaged for hours. 12 cm Tray Holds Every Block—Perfect for Backpack Play Slip the compact set into a purse or carry-on and challenge friends on planes, trains or in waiting rooms. Beautiful Box, Sustainable Wood—A Gift That Lasts Made from responsibly sourced beech and soy-ink packaging. A smart present for birthdays, Christmas or STEM fairs. Specifications Tray Size: 12 cm × 12 cm × 1.7 cm (4.7 × 4.7 × 0.7 in) Blocks: 40 pcs beech wood (20 black / 20 white) Challenge Cards: 80, laminated 12 cm × 12 cm Package: 14.1 × 12.7 × 4.8 cm • 320 g / 11.3 oz Age Grade: 3 + (small-part safe, ASTM & EN71 tested) FAQs Q: Are the cards numbered by difficulty? A: Yes—1 to 80 with star ratings so players can level up gradually. Q: Can I wipe the blocks clean? A: Absolutely. A damp cloth keeps the eco paint looking new. Q: Good for adults? A: Five-star cards stump plenty of grown-ups—great coffee-table challenge!