Atomic Model Set (Ordinary Plastic) is an educational tool designed to help students and teachers visualize and understand the structure of molecules & chemical bonding in three dimensions. It consists of durable, color-coded plastic balls representing different atoms and connecting links that represent bonds between atoms.These sets are ideal for demonstrating various organic, inorganic, and physical chemistry models, such as methane, water, ammonia, benzene, and other molecular structures. The sturdy construction and bright colors make the models easy to assemble, disassemble, & reuse in classroom demonstrations or lab. sessions.