Feature: 1. Plastic Material: Molecular model kit is made of environmentally friendly plastic, which is very safe and will not be broken. It can stimulate children's interest in learning, exercise practical skills, and expand spatial imagination. 2. Bright Colors: Molecular model kit is composed of colored plastic balls and connecting keys, with bright colors, excellent craftsmanship, easy to use, and durable. 3. Teaching Tools: Organic chemistry model kit is used for inorganic/organic chemistry tutorials, organic molecular structure models, and spherical molecular structure models. 4. Scope of Application: Molecular model kit can be used to describe the structure of various inorganic and organic molecules in chemistry textbooks. 5. Applicable Scenarios: Molecular model set can be used to construct a variety of common and slightly complex C, H, O, N, chemical organic molecular structure models, suitable for teaching and laboratory use. Specification: Item Type: Molecular Model Kit Material: PP. Package List: 18 x Black Atom4 x Red Atom3 x Sky Blue Atom1 x Purple Atom1 x Yellow Atom4 x Green Atom28 x White Atom1 x Small Wrench16 x Purple Connection Key40 x White Connection Key20 x White Scale Key