World Discovery Box Large Kids love the hands-on learning and exploring the real natural specimens 50-specimen collection includes trilobite fossil, amethyst, fools gold, geode, sand dollar, sea star, large snail shells, sea urchin and a surprise insect (maybe a scorpion!) Quality craftsmanship with durable birchwood and non-toxic finish. Stylish design. Dimensions: 29 w, 10.5 h, 11.5 d Award Winner: Oppenheimer Gold Seal and Dr. Toy Best Classic Toy Ages 5 & up. Great for curious kids and aspiring scientists.