🔍 Unlock the Secrets of Chemistry! Crafted from robust plastic for long-lasting use. Includes a smart box with four compartments for organized storage. Transform abstract concepts into tangible models. Easily identify functional groups with national standard colors. Designed specifically for middle and high school students. 17-23mm diameter 4 compartment storage 50 atom parts The Molymod MMS-008 Organic Chemistry Molecular Model set includes 50 durable plastic atom parts, designed for students in grades 7-12. This hands-on educational tool allows for the visual demonstration of organic chemistry concepts, featuring color-coded parts for easy identification and a convenient storage box.