The utility model provides a young specimen -box of child, including box body, lid, baffle, spacer, hasp, draw -in groove, the material is the colorless transparent plastics, and the several cells check are cut apart into with the specimen -box to the spacer, and all there is circular through -hole on the two sides about every unit check. But spacer freedom?disassembly splits into the several cells check of variation in size with the box, packs into with child son size according to experimental. During but this young specimen -box of child ability wide application procreation toxicity is experimental, be favorable to sparingly experimental material, improve work efficiency.