QBI Magnetic Cube Track Set, 4-in-1 Race Car Track Blocks for Kids Ages 3+ | 36-Pc Magnetic Cube Blocks & 3D Track, 60 Challenge Cards, ABS Lead-Free Printing, Montessori STEM Play, Birthday Gift

【4-IN-1 MAGNETIC CUBE TRACK SET】One QBI set plays four ways — downhill car ramps, garage blast launcher, push-and-glide racing and stackable building blocks — your 3, 4 or 5 year old learns cause-and-effect hands-on, no screens or batteries

【CHUNKY MAGNETIC CUBES BUILD A 3D RAIL TRACK】Rounded ABS magnetic cube blocks with high-grip magnets sealed inside; ramps, towers and magnetic car tracks hold their shape through curves, jumps and toddler enthusiasm

【60 CHALLENGE CARDS + SCREEN-FREE MONTESSORI PLAY】60 double-sided challenge cards (30 track + 30 tower) guide learning; perfect for quiet time, travel and preschool classrooms — an open ended sensory STEM toy for ages 3-8, ASD-friendly

【36 PCS MAGNETIC CUBE TRACK BLOCKS SET】14 magnetic track cubes, 10 base cubes, 6 ramp slopes, 2 finish lines, 2 inertia cars, 2 jet cars, 60 cards. Connects to every QBI set — NOT compatible with magnetic tiles from other brands

【CERTIFIED-SAFE BIRTHDAY GIFT FOR BOYS & GIRLS AGES 3-8】Food-grade ABS magnetic building blocks, lab-tested to EN71, ASTM F963 and ST; magnets heat-sealed inside each cube; gift-ready box — birthday or Christmas gift for kids ages 3-8